选择题：(多选题) 凸轮机构按推杆的形状可分为（ ）。(本题2.0分) A、 尖顶推杆 B、 直动推杆 C、

He is very clever and his ability to improve his work is very （limit）.

The house is ______ (complete) before his brother’s wedding ceremony.

This graph——————It can be clearly seen that the rate of smoking for both men and

解决

[填空题,2分] 测验法按试题的形式来分，一般分为论文式测验、 、投射测验和情景测验。