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跪求高手给答案 . P2 p4 r R8 l. J0 \2 _% ^
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可以的话 解释一下原因 谢谢大家 : d$ g$ ]& T& }- R2 R
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1.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 ^( F- w; ]7 |% r B)All of the answers are correct" e5 V' S d( h2 y; z
P" M1 ?2 U6 c$ h C)Back to the blind side of the vehicle, V+ j% R5 a& y4 O7 Z
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D)Avoid backing whenever possible
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2.If you can't avoid a collision, what is the best action to take to reduce injuries?, l2 ], @% L, l8 r0 E& E
A)Lock your brakes and turn toward the ditch' ?0 u0 G- @4 H' Y# [
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B)Use controlled braking and steering to collide with any objects at an angle
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C)Lock your brakes and steer hard to the left side of the highway
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- x* R$ Z- N5 M4 V x" Q D)Slam on the brakes and hit head-on
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3 |4 c- D+ e( \! J2 _ 3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:
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' Y$ [6 @4 _# `7 M! ~' ^8 i A)Pump the brakes
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B)Shift to a lower gear and squeeze the brakes
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C)Lock the brakes* @0 K' N6 Q* f7 i, V
- D; T: P( f6 W0 h) u7 A D)Threshold brake
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:* S/ E* o* A2 ]- I. S. a
4 I$ F1 c6 s" C4 d0 Y A)Apply firm pressure on the brake pedal
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& A( ~* P s! H( D* c1 i+ i; L: x B)Quickly pump the brake pedal
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C)Slowly pump the brake pedal
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D)Press on the brake pedal until you feel a pulsating, then ease up: r' E' {% @( {" V3 k3 T) [
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5.What is the minimum distance ahead that you should look when driving?! s- E# F% u5 k! m: O- t
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A)Four seconds ahead
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B)12 to 15 seconds ahead3 T" R. k" }8 G! e# Y6 J* S7 j: T+ U
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C) Four car lengths5 |) l6 ^7 C: S' V
' j N# X$ z8 {0 a; t! P a: w$ p D) About 1 km
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6.Responsibility for the safe maintenance of any vehicle rests mainly with:" X# s; l+ B3 H2 O6 M# ~) Y% n
$ D$ L s( w- |8 C8 [- d A) The automotive department or service station
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' \+ U- ~/ t9 F B) The owner/operator7 U9 U% m0 c; g# n8 y
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C) Law enforcement officers
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/ l+ V9 K# c! D% X8 z6 a 7.The condition of tires on a vehicle is important because:$ f: a2 Y8 x$ d
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A) Contact between tires and the road stop the vehicle
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$ k5 a& l8 d; f5 V2 N5 c# P1 l B) All of the answers are correct9 o7 w5 _- @' s9 D6 z V9 W
# c% s, h N3 k" ^4 [( B$ J% q% U& v# @ C) Tires provide traction" a* U8 m4 u3 h J' C( i
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D) Tires carry the vehicle's load& S- ^1 s* J$ s1 T8 k" ?- z$ d( K4 `
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8. A yellow traffic sign indicates:1 Q3 k( X! ]9 u
; f& [' ^( C# M$ k A) Roadside services7 }" V9 H+ G3 D2 m/ x
/ G3 B I W6 U B) A construction zone
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( ?9 i% b: H: Z9 d; x C) A general warning: W+ d( p* P9 J$ \& b. F4 u
* R4 Y0 a# t. d0 g D) A prohibitive message
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9. You are driving on a highway when the left front tire suddenly goes flat. You should:, L; D8 q2 f) A7 M s6 k6 e, b
. \" H2 ]: V4 x) w% r; r A) Signal, pump brakes, and steer left
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B) Signal, pump brakes, and steer right0 g, ~* Z; }/ z0 l7 V
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C) Grip the wheel firmly, engage ABS brakes, and steer right1 H/ ]; q/ E# r9 i7 x* G. x" r
7 c& n, Z# k0 U8 V! @: e5 A% |% \ D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes9 z2 l9 }* [' c! y1 ^
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10. Properly understanding an anti-lock braking system:
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) o! D i5 B9 m7 N A) Can help drivers be safer on the road
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& [4 ~) M c/ P4 ?) u B) All of the answers are correct F V { m! g& R% x, {+ q i
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C) Can greatly reduce the risk of injury9 h; v7 ?2 C3 F l
' ]% B7 {% f! `; m m D) Can reduce the risk of having a collision" [# i' r) D8 W
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: g+ ?5 d3 i. W/ |$ P1 K; b {2 V 11. You should return to your lane after passing another vehicle once:
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( H9 K' F# N* W; p! I, @9 B A) The other driver signals with the lights
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B) You can see the other vehicle in your rear-view mirror- Z; q5 \/ q, f
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C) Your rear bumper passes the front bumper of the other vehicle8 J u2 n4 ?9 c
4 _' R" d+ H- ~) O D) You are 5 metres past the vehicle
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, i% m: g' [" Q7 S, C 12. To be proactive and reduce the chance of road rage in other drivers, you should:1 B* n/ h$ Z, r3 g0 e% o( m+ @1 B5 ]
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A) Drive the same speed as all other drivers
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B) Signal 30 metres prior to turns in rural areas
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1 j! \' {5 |+ T9 @5 `6 o C) Keep a space cushion all around your vehicle2 o) n8 Q$ x5 d% ]$ S/ ?& U
/ W7 ?% H: { {9 [! \$ q D) All of the answers are correct; x ] D5 g. Z G7 [: i( c& ^
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13. The first thing you should do prior to backing out of a parking stall is:! V0 R- {. ], `) T% ]7 e# I
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A) Sound your horn twice( I* E1 N$ C3 \5 D0 `: _) Z6 b
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B) Proceed slowly8 k- B- m2 @+ k7 d2 d8 u
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C) Walk around the vehicle to check for hazards
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: z; z- o3 ]$ ] D) Use your mirrors and look out the rear window
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2 G2 R/ T: N/ s8 \& A 14. What causes most vehicle crashes?
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A) Traffic laws
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B) Defects in the road9 A, e/ a0 t' J2 y
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C) Human error
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- Q+ n2 i$ S3 B. O2 T2 n9 o+ W/ C- q D) Inadequate traffic controls
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15. A black/white or red/white traffic sign indicates:/ j" y3 l: f+ c
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A) A construction zone
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B) A general warning0 i' y5 ]& N+ g6 G$ D- F
7 `( ^+ E) w8 i- _. B; e C) Roadside services
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' N) u( f" w3 b$ SD) A traffic regulation
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7 G8 Y' e; ?, G! O, V8 Q 16. A flashing red traffic control light always has the same meaning as:: q$ |9 t8 Z1 s8 r
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A) A caution sign6 {8 a1 M( {. s) q* I; V0 f {
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B) A yield sign" i, A$ c: [7 z* _9 b7 Z
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C) A stop sign
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, {6 D5 f9 p0 D4 v7 C* c$ KD) An ordinary red traffic light" ]- V4 f, O$ K( O" G+ C+ U
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- ?/ O) B- w% ~7 I17. The major factor contributing to cornering skids is:$ ]+ S! G+ V4 C" ?* u+ R
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A) Entering the corner too fast# x* |9 o% b' J* R1 _0 A( Z& X+ v
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B) Driving with all season tires
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C) Braking sharply while in the curve
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i. a& R( `; M+ l' A6 ~. m* l6 r. rD) Being unfamiliar with the road and road conditions# i9 Y( a" t2 H w& T" g
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18. You will anticipate better when driving in a rural area if you:+ [6 g' T& {7 i) c; u) d5 f
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) d" ]$ B+ F4 d( D A) Check your mirrors every 30 seconds& d% j2 _4 I1 l; m
# Z1 N4 m: b h. k! H2 K: T' D" G B) Scan at least 25 seconds ahead! o" t( A. m) H& M
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# [; F! u; q b' x; J" ]! Z 19. Maintaining a 4-second following distance in wet weather conditions is an example of:% Z A0 A/ O6 S# ~$ m; c1 x6 K
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A) Time management( L) x/ Q& ]: L
6 ?$ ?9 a; R, y5 T B) Communication
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C) Searching
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D) Managing space% i0 x# L8 K0 |, Q
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20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:
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! P% a- Y9 X) T* U, D6 M, e% s$ s A) A braking skid1 U3 h+ s3 d1 ?9 u7 ]. v5 g
! u. T& ?) q, e% A8 J5 j B) A cornering skid
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C) Power steer. V5 Y% M0 S1 o' o/ n
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D) Understeer$ w; t2 e: b2 l6 \; y
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21. To keep a safe following distance in an urban area, a driver should:
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A) Keep at least a two car length following distance! g6 s1 ^: G i& \+ ~
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B) Keep at least a 2- to 3-second following distance
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C) Keep at least a 12-second following distance, A C* k+ V0 m
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D) Keep one car length for every 10km/h of speed; ]- V* O0 D ^5 L {/ n
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