【正文】
on strokes are ________________, __________________, ________________, ________________. ? The clutch is posed of four basic parts: ______________, ________________, _______________, ________________. ? A transmission is a ___________ and ____________ device installed a some point between _________and _______________ of the vehicle. Midterm Examination ? There are two types of the steering system: _____________________ and ______________________. ? The ______________________ is to keep the engine at its most efficient operation temperature at all sped under all driving conditions. There’ re two types of cooling systems: ________________ and ______________. ? Engine lubricating systems are divided into two types: ____________, _____________. Midterm Examination ? Ⅱ . Translate the following into Chinese: (15%