根据工艺流程分类6M32C.压缩机属于（）压缩机。
A.原料气
B.循环气
C.增压
D.制冷
E.无油润滑
参考答案：A
传统点火系与电子点火系统最大的区别是（）。
A、点火能量的提高
B、断电器触点被点火控制器取代
C、曲轴位置传感器的应用
D、点火线圈的改进
句型转换。
1. The old man drinks a cup of milk every morning.(画线部分提问)
______ ______ ______ does the old man drink every morning?
2. He spent two days mending the computer.(改为同义句)
It ______ ______ two days ______ ______ the computer.
3. He is good at basketball.(同义句转换)
He ______ ______ ______ basketball.
4. The baby sleeps twenty hours a day.(划线部分提问)
______ ______ does the baby sleep a day?
5. Did you have a good time last week?(同义句转换)
Did you ______ ______ last week?
