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  • [单选题] Which statement about the Lubrication oil is fault?

    • A、The oil forms a film on the metal surface and prevents a metal to metal contact.
    • B、The oil absorbs and carries the heat away from the engine components.
    • C、 The oil washes off dirt away from the engine parts through its chemistry.
    • D、The oil forms a good seal between piston rings and cylinder walls.

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  • 1、[单选题]Which of the following is one of the jobs of the differential?

    • A、To allow the wheels to rotate at exactly the same spee
    • B、To maintain torque.
    • C、 To aim the engine power at the wheels.
  • 2、[单选题]The amount of force the clutch can hold depends on the__ between the clutch plate and the flywheel , and how much force the spring puts on the pressure plate.

    • A、distance
    • B、friction
    • C、 relationship
  • 3、[单选题]How faster should a car with a CVT reach 60 mph(97kph) than the same car with the same engine and a manual transmission?

    • A、10 percent
    • B、25 percent
    • C、40 percent
  • 4、[主观题]【翻译】The modern clutch is a single plate, dry disc . It consists of five major parts:
    flywheel, clutch disc, pressure plate assembly, throw-out bearing, and clutch linkage.
    Other parts which make up the clutch assembly are the transmission input shaft and
    clutch housing.

  • 5、[主观题]【翻译】No.4 piston is always performing the companion stroke to No.1: when the inlet valve in No.4 cylinder is fully open, No.1 cylinder inlet valve is fully closed --- this feature is useful to remember when checking valve clearances.

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