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跪求高手给答案
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可以的话 解释一下原因 谢谢大家
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: Z# r3 R6 t" i) k z7 y, m1.Which of the following are best practices with respect to backing?
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A)Back at 10km/h
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2 Q R; W4 F) Y1 z* ~% K& s0 n B)All of the answers are correct, h6 q, p5 Y D
) `3 k& ?6 r, @7 w6 J; W$ \ C)Back to the blind side of the vehicle
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D)Avoid backing whenever possible
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/ v+ B( ?4 c2 b7 n4 U) G5 X 2.If you can't avoid a collision, what is the best action to take to reduce injuries?$ K {4 ?% `* _ M( T
A)Lock your brakes and turn toward the ditch& z. C _9 O+ c: I
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B)Use controlled braking and steering to collide with any objects at an angle" r5 c, L( n# n( H A8 R2 U
: z. S" ~& f9 g C)Lock your brakes and steer hard to the left side of the highway
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2 ^& ^% L' ?# A- X D)Slam on the brakes and hit head-on, d- R& \2 \9 S% a9 p5 I
+ l6 O# I' s2 m+ ~ 3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:$ n$ |- j& _: D% z7 {
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A)Pump the brakes2 z1 }% p" q: S- {/ D% E
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B)Shift to a lower gear and squeeze the brakes: l8 a1 `$ }* G4 l* d0 b1 z
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C)Lock the brakes7 A0 k- u7 }( \! `
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D)Threshold brake0 |/ r& [! b2 D
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:
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: ]/ e$ y/ Q# f& H$ i& k A)Apply firm pressure on the brake pedal2 D: Y8 q1 l8 M0 z5 @" b' D9 l8 y
! C3 v: N; \0 I7 |! L B)Quickly pump the brake pedal
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C)Slowly pump the brake pedal/ z$ v( t1 H; n- B2 C
, K1 h! Y" k9 j d$ _ D)Press on the brake pedal until you feel a pulsating, then ease up
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9 J& s, L+ R# P7 q. ^* l1 g9 p" c# F 5.What is the minimum distance ahead that you should look when driving?
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( c& v$ V1 _0 X7 |8 V A)Four seconds ahead
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; z5 K2 T' b; D( ^ c B)12 to 15 seconds ahead
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) Y: K2 x7 P" Y( t4 v s C) Four car lengths
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D) About 1 km
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6.Responsibility for the safe maintenance of any vehicle rests mainly with:
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( c9 _- U, s/ m# D9 K A) The automotive department or service station* i, `2 _4 S- w9 }3 [' I
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B) The owner/operator
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C) Law enforcement officers
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' k1 y5 `; R4 _( @& r+ B, D D) The manufacturer0 W- q/ x: R5 x0 u. o. v- L
1 t `' @% [3 {9 ]. |& O 7.The condition of tires on a vehicle is important because:
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A) Contact between tires and the road stop the vehicle
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$ U% @1 d8 P8 W+ } B) All of the answers are correct
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& R# B! c3 L1 v# ^. F C) Tires provide traction
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& A+ A2 M! V" m# X" | D) Tires carry the vehicle's load$ u' o/ i9 ^ P8 b" F& T; u
+ J u6 n) f7 i. \5 b" c 8. A yellow traffic sign indicates:
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A) Roadside services
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% S, i+ l0 l. `8 c m. L' m$ n: O B) A construction zone9 Y/ o3 F5 i% r" n: H7 h8 O
0 M) X, E3 z5 d7 h. t C) A general warning
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4 E+ W/ C/ m1 T2 `7 P D) A prohibitive message! n4 J2 ~7 a& _5 \
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& y8 V4 x* u& [/ { N) N' l 9. You are driving on a highway when the left front tire suddenly goes flat. You should:
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A) Signal, pump brakes, and steer left
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, n. J- H! k. L1 ^) f3 N B) Signal, pump brakes, and steer right
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C) Grip the wheel firmly, engage ABS brakes, and steer right
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D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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! K8 N4 n! w$ r$ F! \6 k 10. Properly understanding an anti-lock braking system:
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& W- e r. J6 D' J9 R1 u6 F A) Can help drivers be safer on the road* Q% K7 _7 e" [- c$ k3 V
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B) All of the answers are correct
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C) Can greatly reduce the risk of injury
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D) Can reduce the risk of having a collision2 |- A( K4 [6 ~
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; u: ^# s( V, ~9 [: N2 {9 n; W 11. You should return to your lane after passing another vehicle once:/ B+ C9 `3 @: _) w, ~" i
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A) The other driver signals with the lights
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B) You can see the other vehicle in your rear-view mirror
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( a$ h) P( U$ `! ~ C) Your rear bumper passes the front bumper of the other vehicle% N1 }1 @) i" Q5 k' C& z3 L
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D) You are 5 metres past the vehicle
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12. To be proactive and reduce the chance of road rage in other drivers, you should:
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A) Drive the same speed as all other drivers+ M N' t" f$ ~6 M+ X- r& x
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B) Signal 30 metres prior to turns in rural areas
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' q, C! w" ^( B3 e. [) ?4 ] C) Keep a space cushion all around your vehicle
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. [" t4 n7 a6 F% E+ C( n D) All of the answers are correct9 G- J7 E2 {+ {6 r1 P' Q
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13. The first thing you should do prior to backing out of a parking stall is:- z: u' J# C5 J# i$ `# [$ V
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A) Sound your horn twice$ W1 G! q0 n% [* P$ ^
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B) Proceed slowly4 [; c, j( t' r+ J* _1 t, Y
' a2 s: @7 N! h5 j0 [ C) Walk around the vehicle to check for hazards l; p7 I% b: b2 A, A4 f
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D) Use your mirrors and look out the rear window. h$ @. J& K8 j* ~3 Z |7 |: [
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0 _9 t# z0 O. F7 b# Z" N 14. What causes most vehicle crashes?
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A) Traffic laws8 q3 I* M" C. ]& T0 Q" o
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B) Defects in the road7 ~+ ?* _7 J8 ]$ U$ R1 F
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D) Inadequate traffic controls
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15. A black/white or red/white traffic sign indicates:
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" v: ^* T7 a9 q% L$ V A) A construction zone
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$ ]$ E o7 X) E, G1 g' d- A8 `B) A general warning
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C) Roadside services- ]7 U3 m5 v/ M$ r( j* Z8 m/ c
$ B! S/ Q7 K- h5 \, a$ K' |D) A traffic regulation% C3 |1 E1 B+ l
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/ |4 X9 F5 Q9 d7 I1 w 16. A flashing red traffic control light always has the same meaning as:
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A) A caution sign
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% n# y: a* Z7 @B) A yield sign
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C) A stop sign# j/ u- C+ Q9 a% `9 `
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D) An ordinary red traffic light
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17. The major factor contributing to cornering skids is:
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A) Entering the corner too fast5 l. o0 B" |4 Z, O: C* d7 n
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B) Driving with all season tires
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) c1 [) N" Y) d" WC) Braking sharply while in the curve `4 v" \; M0 x+ m9 N) Z
; O# d+ g+ \8 G$ w, E1 uD) Being unfamiliar with the road and road conditions: v! B6 c0 j/ G, I
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18. You will anticipate better when driving in a rural area if you:
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A) Check your mirrors every 30 seconds
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3 K/ [, E$ p- u+ E% ]/ q. _. p( F: E B) Scan at least 25 seconds ahead
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2 T# q3 r. Q+ K) @0 U9 _ 19. Maintaining a 4-second following distance in wet weather conditions is an example of:1 [3 E$ I1 r; X
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A) Time management
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B) Communication
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C) Searching( |" q" P- l% a# ~1 H" W* v2 K
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D) Managing space
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* I# B$ ^' n: E! x" w6 x! i 20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:
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1 G. m+ y5 U7 i2 l# m4 K/ G$ ] A) A braking skid
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B) A cornering skid
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, _; U& x, O4 p* q1 }! n* _$ Q% g C) Power steer
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D) Understeer/ M$ b) m3 y3 I. L
: A, J0 K4 `$ m; s 21. To keep a safe following distance in an urban area, a driver should:, `7 h/ J" p' z2 l# ^% } l' l! x F
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A) Keep at least a two car length following distance
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|. a7 r- |2 g' `/ b5 R9 H' U( Q B) Keep at least a 2- to 3-second following distance
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1 I' P2 t* s# T% W! yC) Keep at least a 12-second following distance
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$ L% v! V# U5 K D) Keep one car length for every 10km/h of speed0 A1 E N* t2 N( @- m$ U
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