题目内容

教师授课能力，是教师课堂教学的基本操作能力。()

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参与产品项目立项可行性调研，参与系统方案设计是产品结构工程师设计能力的一般要求之一。()

Professor Smith and Professor Michael______in giving us lectures.

A. altered
B. alternated
C. changed
D. shifted

I______my arm when I played basketball yesterday afternoon.

A. distorted
B. dismissed
C. disposed
D. dislocated

Would you just______an eye over this letter before I put it in the post？

A. throw
B. cast
C. fling
D. toss