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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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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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B)All of the answers are correct$ C1 N/ w/ ^; R9 W- g8 l2 F: A; a
) ~1 I# d+ y" g C)Back to the blind side of the vehicle
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D)Avoid backing whenever possible
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' x; I. Q" ]( |+ s. k 2.If you can't avoid a collision, what is the best action to take to reduce injuries?9 |5 M- K' e6 }: K0 c, Q
A)Lock your brakes and turn toward the ditch
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$ c6 R, Z; j- M& h* G B)Use controlled braking and steering to collide with any objects at an angle e7 V$ s+ e5 {! d. V5 I% J
. O9 G' s8 [4 O+ M# h1 D; N C)Lock your brakes and steer hard to the left side of the highway4 x7 _5 B1 J7 F, `. _
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D)Slam on the brakes and hit head-on
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& }# G: O0 g2 c' ` 3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:) r, B% N+ h/ e h% \( L& p$ P; O
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A)Pump the brakes( d3 `) r2 Y+ y
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B)Shift to a lower gear and squeeze the brakes% x3 q" \7 J) @/ m, K- N
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C)Lock the brakes
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D)Threshold brake' i( { D4 }1 O' x o8 b
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" o q: [( e0 ?3 N 4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:% A# A& i3 E! D3 w% Z! [; C
1 d0 j/ K, x( i& O* O# W9 J( A A)Apply firm pressure on the brake pedal' a$ F/ W) x' U% x+ C4 G6 e: l( e
. L& k& d/ e; \ H B)Quickly pump the brake pedal* E' T$ G- x" C: |/ Z/ f3 U
\$ c/ O7 M8 P- y: j' P C)Slowly pump the brake pedal# T8 Z' |# |' `. e
5 \ f9 t, G% Y, `9 J$ B& ^: y D)Press on the brake pedal until you feel a pulsating, then ease up
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5.What is the minimum distance ahead that you should look when driving?3 u. u3 w: l# f* N; O# ]1 ?' U& ]
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A)Four seconds ahead
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B)12 to 15 seconds ahead3 T/ ~0 \' @$ A3 P. ]( W
) b8 P' @) U7 m: ~" J7 W7 G C) Four car lengths& m7 E; i0 M9 A' n4 {
: T" `0 c" o" ^" ?! Y4 p D) About 1 km! @( R8 W# B9 R0 C. P
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6.Responsibility for the safe maintenance of any vehicle rests mainly with:) |' h* M5 q% ?, x4 E* J' @
: |6 X! _+ Y# e8 ` A) The automotive department or service station
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& |4 g; F, ~3 q: z B) The owner/operator7 F& h( G! G3 Q/ R4 O3 v
8 e- F. D4 n c* x+ `- y C) Law enforcement officers$ y t1 U+ ~2 d3 Y
9 L6 Z$ {# w2 M& U D) The manufacturer F- T+ h; {& F: R) b5 u
, E5 C* R' q, L$ t 7.The condition of tires on a vehicle is important because:- \' P. K9 i* R0 F q3 Z
9 C% }) S) \" ]7 s. a A) Contact between tires and the road stop the vehicle' c! N3 ^: a5 v8 m/ l; [# h
6 p P! P! C+ |. H0 j B) All of the answers are correct$ E- F( ]% J2 Q7 @/ B: H
$ o. `& m6 q% c7 u6 d C) Tires provide traction4 N0 v3 Q0 h. T
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D) Tires carry the vehicle's load5 z$ o* X2 ]3 D9 B
2 N: x6 u! s" Y6 x( {2 ~: c 8. A yellow traffic sign indicates:' b( j( E |5 F: W1 v
: v q x& x6 g8 b- o, X/ A8 k0 l A) Roadside services+ k- `/ H8 H1 Z3 `/ C
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B) A construction zone v6 b1 y2 S& D) }! E. J# p
' L4 j/ c( U5 y/ f* q( t9 e C) A general warning
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D) A prohibitive message$ h7 C" s6 s2 C* Q( U' @
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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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A) Signal, pump brakes, and steer left3 A, g( ?0 }) W6 T/ i7 I5 P: h. ~
! l6 k" m: ]/ \* t; ]3 D2 m6 M3 m$ L! f B) Signal, pump brakes, and steer right1 R/ J" ~& t7 C1 I6 Q
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C) Grip the wheel firmly, engage ABS brakes, and steer right9 U4 F8 y u5 Y/ ?
0 W0 T# B) B- y) K- s D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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9 F/ \) T& g7 w% V 10. Properly understanding an anti-lock braking system:
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a$ N4 C% ?) T A) Can help drivers be safer on the road% j% ?; l6 ?/ T& u
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B) All of the answers are correct" F5 L$ y- @6 n
8 b, p, l! V# N' x/ \% U C) Can greatly reduce the risk of injury
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D) Can reduce the risk of having a collision
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11. You should return to your lane after passing another vehicle once:
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A) The other driver signals with the lights/ I: r3 y! q- y- p# p) W5 l
' y2 p; d2 a2 ]% [- ?- ` B) You can see the other vehicle in your rear-view mirror% [6 l8 {% ?7 u8 c" _. B
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C) Your rear bumper passes the front bumper of the other vehicle, {- w0 \6 C9 m2 l, _8 ~/ H, A
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D) You are 5 metres past the vehicle, U) {" w t0 q6 `! ~9 B5 S
; R6 Y1 G, a* ]4 P& c) m5 _ c 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# [4 g0 W8 L- M& @% E
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B) Signal 30 metres prior to turns in rural areas
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- N5 T! a/ q$ A4 O6 }/ ~ C) Keep a space cushion all around your vehicle
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D) All of the answers are correct
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" S+ _3 k- e" j: U( f( { 13. The first thing you should do prior to backing out of a parking stall is:
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, @, c; L3 ]9 P8 Z$ w" r F& D A) Sound your horn twice5 d% a- U' r8 G. i6 s3 @: X$ T
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B) Proceed slowly5 t3 ^7 i9 p# l& E; Q$ k. A* N7 ?
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C) Walk around the vehicle to check for hazards
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D) Use your mirrors and look out the rear window0 _2 K4 s2 S+ j
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14. What causes most vehicle crashes?# s7 O2 P7 f* f. c8 @; H
9 D4 @/ J) g4 v! N A) Traffic laws, Y: w9 t3 ~& V
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B) Defects in the road# @& D ?1 \' _) Y) d
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C) Human error
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D) Inadequate traffic controls
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15. A black/white or red/white traffic sign indicates:, `7 E- r) X& C, r
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A) A construction zone# k7 n/ G9 T3 _: z0 B( h
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B) A general warning
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3 n0 \1 n2 Q; L+ P# v C) Roadside services
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! i$ n& C- X+ OD) A traffic regulation
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) U: i! h; r$ X 16. A flashing red traffic control light always has the same meaning as:
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! \: V( _) r0 v' ~5 N1 xA) A caution sign, I. @( [, o1 V3 s- ~
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B) A yield sign" {. n$ A* _3 l
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C) A stop sign
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x B" O7 i& Q, h {0 u( n- VD) 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 fast
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B) Driving with all season tires) U1 X0 D* w1 ~, O; r+ T' _
" O8 |5 _6 e* F/ f$ D. mC) Braking sharply while in the curve
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' r6 s, ]+ B @4 I+ z; j _D) Being unfamiliar with the road and road conditions: E/ o( o# U6 U1 z {# S0 D6 P$ e7 b
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# I4 n) Y) y1 Y7 `$ b 18. You will anticipate better when driving in a rural area if you:
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& @; j3 k9 j$ S2 z1 _! P1 @ A) Check your mirrors every 30 seconds
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$ f! J) g# u% B; H9 Q2 C8 [ B) Scan at least 25 seconds ahead& i D; l8 x0 L) b
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19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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( A" d" O) ^% `8 W. w A) Time management$ q, y+ w, @& J: @$ }$ f, j
' y' ~3 q6 Z+ U# f" t B) Communication4 [, B7 n7 c3 p$ y L$ ~# F. Q! S0 F
8 h7 c% F6 O9 E; ` C) Searching5 M. [, a# w, q, ?
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D) Managing space/ A( Q6 t+ P! U
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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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A) A braking skid+ _) G. F) K( v$ c
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B) A cornering skid2 z$ K; T; C" `1 ]+ Q- E
+ E& o& ]# m) f C) Power steer
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D) Understeer+ S* z/ G4 `. @
" N y. D8 y. _8 _5 D 21. To keep a safe following distance in an urban area, a driver should:, B; ?% J n+ Y5 i! a" e
: L5 B" k" M7 { A) Keep at least a two car length following distance
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4 o: t3 f0 P$ q$ b) y1 ~+ @# I B) Keep at least a 2- to 3-second following distance
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! b1 f0 p2 {' AC) Keep at least a 12-second following distance+ l+ s/ T7 @6 W) k$ s8 a
w2 X0 L. v6 r" f9 ]- j D) Keep one car length for every 10km/h of speed
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