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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?+ w9 a+ ` A" n3 {1 B0 x
% Q9 j; m. X5 I+ a$ r ^ A)Back at 10km/h
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B)All of the answers are correct
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C)Back to the blind side of the vehicle
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D)Avoid backing whenever possible7 R+ V* v- f6 m' d, m
% H$ u' C2 O" i( Y+ ~' @: V 2.If you can't avoid a collision, what is the best action to take to reduce injuries?
- i: q+ f! k& C6 U+ ]5 s6 P6 P A)Lock your brakes and turn toward the ditch
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9 j$ C3 L4 x. }3 _5 z8 i- Q* \ 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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D)Slam on the brakes and hit head-on6 D* w. C0 Z, s) q: j, a
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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:1 K3 s- a+ ?) v" n
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A)Pump the brakes
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" l4 `1 V5 _5 u* h6 D4 _( j3 ]! S B)Shift to a lower gear and squeeze the brakes _) A. A8 X4 {- J
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C)Lock the brakes# j: Q& `) ^" h
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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:
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A)Apply firm pressure on the brake pedal
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B)Quickly pump the brake pedal
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) z% }; R: @& D& F C)Slowly pump the brake pedal
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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?8 N3 H. U* ]* I) `/ O w
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A)Four seconds ahead
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8 v8 v$ ~2 F8 q: b B)12 to 15 seconds ahead
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5 f" m9 y2 W2 w# M' l1 C1 q C) Four car lengths" F0 d9 l, V0 j2 i
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D) About 1 km, C; w7 a" @6 ~1 j3 |$ d
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6.Responsibility for the safe maintenance of any vehicle rests mainly with:$ G+ h9 f9 O. l# P: J ]8 v. ?
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A) The automotive department or service station: x& A8 F/ u) m6 y1 u. M/ T
3 g1 n6 f# d: _! `/ x B) The owner/operator! |7 f$ O. F% K: N1 M/ F9 X: W
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C) Law enforcement officers) c2 h) ?3 ?1 U( F- P' Q
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D) The manufacturer1 P0 U; ?' x2 l$ V% V- t/ `
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7.The condition of tires on a vehicle is important because: Y% C4 j9 i4 |: ~; I
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A) Contact between tires and the road stop the vehicle$ b. m0 ?! q: ?: ]$ t' l
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B) All of the answers are correct, ]& `% w9 m, N) \2 q
- B1 O$ k( v0 k7 e1 c& m C) Tires provide traction
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D) Tires carry the vehicle's load5 L& S; Q9 ~5 |' @5 J. Z
0 `5 c9 |) A- l' R! x4 @ 8. A yellow traffic sign indicates:
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& r( k) j# d4 R. [. X/ b A) Roadside services! T9 f5 r4 n4 E( D
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B) A construction zone
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0 r, `+ {; p, I- w7 u7 N b' {; U C) A general warning
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" L+ ]7 L% B* h, B1 U D) A prohibitive message9 p% P( F+ t) I- y* o
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8 d6 b4 ?3 q4 G) m 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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B) Signal, pump brakes, and steer right
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* M% t9 E& M8 X C) Grip the wheel firmly, engage ABS brakes, and steer right
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6 K1 ?9 N% ~2 {+ @% ^ R1 P7 A D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes; O" R: n( t3 V5 D! M) Y b% Q1 o6 n
; \% T+ B/ k" \1 Y 10. Properly understanding an anti-lock braking system:/ c4 m2 A, t# V8 g$ w+ ~9 }
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A) Can help drivers be safer on the road" K) Q f. q% g+ L' l2 L4 ]
8 X! e% _$ O: C" y% I9 m B) All of the answers are correct
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( R/ j9 i' ^5 K7 g C) Can greatly reduce the risk of injury
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% ~6 ^- y2 D7 o7 H5 h0 O 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:) K' ^9 G0 j6 y% J1 @( c1 |" I
% z& d8 _; u# \ s- S A) The other driver signals with the lights: V- g: r/ l4 G0 b! |
n& S; ~5 y5 V B) You can see the other vehicle in your rear-view mirror
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* g! H- n3 o, l# {2 g. m1 X% A( o C) Your rear bumper passes the front bumper of the other vehicle
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D) You are 5 metres past the vehicle! o l6 o, I% V W- P% Q M; x
0 ?3 q' {! P c8 J1 J 12. To be proactive and reduce the chance of road rage in other drivers, you should:
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* Z0 b, e6 r+ @* w" I A) Drive the same speed as all other drivers1 H- X3 U$ n3 `$ B. p. d; Q
1 r! z) P( v" q. O$ J B) Signal 30 metres prior to turns in rural areas
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C) Keep a space cushion all around your vehicle1 s1 s# j& I& M( Y( U7 E- f
7 M: u! g' W! F" ~+ V% S3 Q: o D) All of the answers are correct" H1 a# E$ {& {# a
0 U, J' |$ ~* O" r& a 13. The first thing you should do prior to backing out of a parking stall is:
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6 V2 `* e! c1 a5 t9 L5 y( }6 x! H A) Sound your horn twice! a0 H) [: p- P* J7 v( f
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B) Proceed slowly
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& V9 @; q2 y' Q8 X$ n2 W C) Walk around the vehicle to check for hazards
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D) Use your mirrors and look out the rear window7 b, @4 O2 f: Y2 _# {
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14. What causes most vehicle crashes?
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0 b: I- a7 {( d4 W+ [4 ^( m A) Traffic laws7 H$ v9 {7 G4 p W- S. T
' a/ B# z0 ~6 q" O$ Z G5 c# y B) Defects in the road' S8 H' i3 j. |2 `5 F4 u" h/ u
4 ^+ {4 K! z- }: m( a 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:% k+ |+ ^) S) C
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A) A construction zone' q) I2 O- D D6 \, j( r* u
- i; y- n0 d/ F* J) w4 u, i2 e) \7 MB) A general warning8 ^" u! f" r. i2 z6 h2 _
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C) Roadside services" E% C( n( u* b! _' ]. t
, ~' @% |1 k0 h3 uD) A traffic regulation
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6 Z+ W. i) _' W 16. A flashing red traffic control light always has the same meaning as:
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2 `# I9 ~& ~8 w- GA) A caution sign
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B) A yield sign3 x: w; [$ _5 r" }. V
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C) A stop sign# e7 a/ S7 _0 m. H
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D) An ordinary red traffic light
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" l2 k; d, O! n# C1 s4 [: l D17. The major factor contributing to cornering skids is:
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A) Entering the corner too fast
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9 N% {8 O) S8 x: J9 FB) Driving with all season tires
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0 r/ ?% f% w. F# i j' ^C) Braking sharply while in the curve
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' T8 a9 D- E+ A, qD) Being unfamiliar with the road and road conditions
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/ h: b- }8 L1 D2 ~ 18. You will anticipate better when driving in a rural area if you:5 e) e9 e: k* e6 p% @% Q
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1 P, i, p% N3 D& z2 Z, x6 f! m A) Check your mirrors every 30 seconds
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- \" @# F0 q. \- Y' S, J0 T6 v B) Scan at least 25 seconds ahead' k( N+ S5 T' N
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/ d2 P+ v4 Z: n% |7 R 19. Maintaining a 4-second following distance in wet weather conditions is an example of:6 K) ]5 ^# R! Q+ S, k4 C/ M- P
8 S+ X; T8 s, Z1 Z3 K A) Time management
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w+ ~* u( A& C; t) q9 m* N B) Communication( `9 f: X+ i) n/ T& V7 L
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C) Searching
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D) Managing space
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20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:. r$ E( Q% C9 Z4 k% O
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A) A braking skid+ C! K: S! S' e$ @
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B) A cornering skid
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C) Power steer5 J$ E" q$ J$ b: ]. R/ f
8 F* r! F! V' l' a7 \ u. R' L D) Understeer
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21. To keep a safe following distance in an urban area, a driver should:: S9 ^7 G G9 D5 |" J8 N" ~
( F% d& a* E; w& I: s' n8 r A) Keep at least a two car length following distance
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& I0 o8 p9 S: ` B) Keep at least a 2- to 3-second following distance5 a! ~$ F( d: T( Y( c
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C) Keep at least a 12-second following distance
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# _. w w/ ^1 S2 t- B, t" S, R- } D) Keep one car length for every 10km/h of speed& h) x3 E( o( E* E; m
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