题目内容

spring

A. 做功
B. 曲轴
C. 悬架
D. 弹簧

查看答案
更多问题

exhaust valve

A. 太阳轮
B. 排气门
C. 减震器
D. 前进挡

1. If you ________________(heat) ice, it melts.

2. If I had a million dollars, I ________________ (buy) a new car.

3. We will see Rachel if she ________________ (come) later.

答案查题题库