Finally, I would like to _____ up by saying that it has been a tremendous pleasure to work with you all.
A. sum
B. make
C. give
D. stand
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He is a person that you can always count _____when you need help.
A. at
B. on
C. to
D. with
Betty loves reading. _____ , "Reading is the most wonderful thing in the world."
A. In a rage
B. In good repair
C. In her words
D. In a loud voice
This restaurant is very popular because it has some separate, smaller rooms _____ for families with small children.
A. resolved
B. released
C. responded
D. reserved
带传动的设计准则是( )。
A. 保证带具有一定寿命
B. 保证带不被拉断
C. 保证不发生滑动的情况下,带又不被拉断
D. 保证传动不打滑条件下,带具有一定的疲劳强度