滑动轴承的失效形式有()种。
A.2
B.3
C.4
D.5
参考答案:D
Read and write. 在横线上写出空缺的单词。
1. Class l (赢) the game just now.
2. He looks very sad, because he (不及格) the test.
3. I think you should (喝) more hot tea.
4. My brother is l.75 (米).
5. Everyone has two (脚).