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跪求高手给答案 0 I: N) k! D+ P$ b
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可以的话 解释一下原因 谢谢大家
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! v$ s h: J5 V; o/ V) l4 m9 Y; s1.Which of the following are best practices with respect to backing?: Z5 \6 J5 p; d" i3 [' p; G
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A)Back at 10km/h
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( i0 v( T6 n7 W, I7 K0 ~ B)All of the answers are correct+ J: _" ^! e/ N# E1 C; r. a, v0 f
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C)Back to the blind side of the vehicle1 x! A) N6 n4 y
4 g0 J; z. _4 \* q D)Avoid backing whenever possible; I5 r% i& _1 U/ w* r
3 h& A ~# j; R# @7 S 2.If you can't avoid a collision, what is the best action to take to reduce injuries?
: |9 M; m4 N' V! T4 E1 H# n5 r A)Lock your brakes and turn toward the ditch
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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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; f3 y7 \1 S; ]$ A4 O: V D)Slam on the brakes and hit head-on
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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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A)Pump the brakes
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B)Shift to a lower gear and squeeze the brakes* C: I0 B! A2 b# |/ M
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C)Lock the brakes. O% @, ^" C1 p' w, w z
* I) \2 C5 t/ k% J1 L0 _9 c0 [ D)Threshold brake
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- `" M5 ^, ^. a3 y- C1 E 4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:
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: l' d d5 P$ G" P& O9 f( x A)Apply firm pressure on the brake pedal
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B)Quickly pump the brake pedal
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S. ~, s8 a7 Y C)Slowly pump the brake pedal0 i; t/ G' f) s$ n8 k% p- z! ? V
# V4 J7 v! I+ X/ A+ s9 d D)Press on the brake pedal until you feel a pulsating, then ease up
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% s9 y5 y. e1 } 5.What is the minimum distance ahead that you should look when driving?
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A)Four seconds ahead
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$ ^9 i7 i$ d0 w7 V" z0 i3 f B)12 to 15 seconds ahead3 ]0 O# u3 p- X1 N: g
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C) Four car lengths
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, U/ f1 J5 [. o: F7 {1 C D) About 1 km1 e8 F% J! W0 b" T6 B+ r3 {6 H8 U
) [ h3 B2 g# Y0 T! V1 Q/ H) E 6.Responsibility for the safe maintenance of any vehicle rests mainly with:* p7 f) I5 n2 H* r) |: n
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A) The automotive department or service station
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B) The owner/operator
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7 Y& A; y& T- l( W C) Law enforcement officers7 S0 {$ d& a( M3 v8 _
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D) The manufacturer
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7.The condition of tires on a vehicle is important because:
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: @+ U' a! [$ Q7 l8 {: J7 K A) Contact between tires and the road stop the vehicle2 F1 C4 G/ s! [$ @% N2 k
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B) All of the answers are correct; ^9 c9 C' G# B2 E ^
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C) Tires provide traction. t3 I, V' H' S7 a# A* S/ t; e
) N, F' R E( m$ o D) Tires carry the vehicle's load% Y" V+ B% A7 e
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8. A yellow traffic sign indicates:1 w4 j Y8 ?/ {$ l
. z( l8 u; d% V; s5 U A) Roadside services5 ^5 L. D+ R: L$ O
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B) A construction zone6 I2 m j- C7 h6 M. i
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C) A general warning4 w8 F+ s1 x, G
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D) A prohibitive message/ v' n6 C* M* W8 r
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9. You are driving on a highway when the left front tire suddenly goes flat. You should:
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: @4 y/ I# h' C9 ~% `8 R A) Signal, pump brakes, and steer left
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B) Signal, pump brakes, and steer right, [2 g, Y" ]2 a7 W& E
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C) Grip the wheel firmly, engage ABS brakes, and steer right
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W( B4 t. k" ] G( |8 a D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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10. Properly understanding an anti-lock braking system:3 l/ n; l1 k3 l& a
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A) Can help drivers be safer on the road
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B) All of the answers are correct) d# T% Q' D" D3 m0 d5 K0 A: g8 j" Q
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C) Can greatly reduce the risk of injury; i2 C# P: D/ R) F g1 p
$ o; l% U! q/ m9 I D) Can reduce the risk of having a collision
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e! X& _, { |3 ^ 11. You should return to your lane after passing another vehicle once:
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# {1 c4 m* x, X9 d/ ]8 o A) The other driver signals with the lights/ u0 O( ~; m! |. }4 j
+ I7 f7 N. ~; X r B) You can see the other vehicle in your rear-view mirror
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' B" `! ^& q& L% R C) Your rear bumper passes the front bumper of the other vehicle: K1 M# Y0 F9 U; p3 h
. ]: G- [ K* a8 i& }" h 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:7 N8 G" d% Z# c- ?3 Q% G
t {" D2 A) t9 f9 J+ f, D" {$ ~5 d A) Drive the same speed as all other drivers9 X6 P5 A% v' @5 x% m( r6 t8 L" f
/ v+ `( j t* M B) Signal 30 metres prior to turns in rural areas
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& ^$ Q& }3 i& T C) Keep a space cushion all around your vehicle
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% w L% ^3 Q! u5 a+ v3 M D) All of the answers are correct7 ~0 e; P8 _& [' X- P' }' H/ o
0 o: t5 ^1 J: K) q8 x- G# } 13. The first thing you should do prior to backing out of a parking stall is:% p, D( |; g4 j7 U* F
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A) Sound your horn twice
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B) Proceed slowly
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. u( x6 D0 K; z( G! t/ e C) Walk around the vehicle to check for hazards
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: r2 A! F+ e, y% D A6 ] D) Use your mirrors and look out the rear window+ e: _8 F! \' _ W6 U( u7 z1 z
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7 A1 @( X+ s# N; P# K 14. What causes most vehicle crashes?1 ~' |6 c2 P# [7 P/ O* P! m) Z
7 R( C$ I. T! E* x A) Traffic laws! s; o9 e2 g" q @1 }+ B
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B) Defects in the road
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C) Human error
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D) Inadequate traffic controls0 J4 k( Y/ n8 A0 p
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/ ?( x" B$ B: `9 C 15. A black/white or red/white traffic sign indicates:$ V! I) C" w% p( I* j/ o4 f
+ {' x/ F- v. [) |3 w5 N$ x A) A construction zone
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8 n* Z' X# r: }* e, LB) A general warning P+ ]$ H3 d, q3 }! O1 y4 p& n
7 D" _( n) `9 u, w1 x* Q C) Roadside services
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D) A traffic regulation
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- b W! f6 w# j6 k; C5 P. |$ O 16. A flashing red traffic control light always has the same meaning as:
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A) A caution sign1 g" y, n; l7 ?7 G
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B) A yield sign
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' E3 O+ j5 _ n4 m! b( z% f# cC) A stop sign3 |& P1 B/ ] c; x" r2 U
2 J+ K$ W( _5 W2 d ^& J2 OD) An ordinary red traffic light
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u, D0 o9 n' ?+ ]5 j17. The major factor contributing to cornering skids is:
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A) Entering the corner too fast
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B) Driving with all season tires
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C) Braking sharply while in the curve2 X0 e+ _+ d/ R$ R( S
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D) Being unfamiliar with the road and road conditions
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18. You will anticipate better when driving in a rural area if you:
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1 A L* b* D+ F+ y. `* @/ n A) Check your mirrors every 30 seconds
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B) Scan at least 25 seconds ahead3 J. c3 W/ _) k3 f$ e1 ]/ R g6 s
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19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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* f3 |, r' W7 h) v( A A) Time management
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$ G+ P0 a& D( } l" m3 g: v B) Communication- [0 n' @ h b. o s! c- k
- V8 X5 ?, a* J7 H C) Searching
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9 M* T! a0 {, U( u/ K8 p D) Managing space5 \$ b# a0 m% d- v) Y
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! e$ m# p+ ?, {! a3 w4 l1 ^1 e" N 20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:& M" {/ M5 K4 Q, g0 @( K
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A) A braking skid" x" r( Z4 W1 @ o9 t
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B) A cornering skid
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C) Power steer
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7 E! F2 J+ s3 X9 ^ D) Understeer! h6 ?4 s0 s" b1 D" C
0 R5 n9 g9 d/ y) V 21. To keep a safe following distance in an urban area, a driver should:! N8 Q+ `' Z8 L! u
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A) Keep at least a two car length following distance
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B) Keep at least a 2- to 3-second following distance4 _" O. l3 V% u% I9 r
* w1 R4 U- C) N8 d K2 |C) Keep at least a 12-second following distance
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: N. R7 m) m9 ] D) Keep one car length for every 10km/h of speed: ~4 r6 J( B# `+ \1 V
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