题目内容

边界层以内速度梯度为0。

A. 对
B. 错

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Tom could do nothing but_______to the police that he had stolen the money from the girls bag.

A. admit
B. admitted
C. admitting
D. to admit

The children went home from the English school, their lessons______for the day.

A. finishing
B. finished
C. has finished
D. were finished

Jerry hesitated for a moment before shooting the ball, otherwise he_____three points

A. had scored
B. scored
C. would score
D. would have scored

______I can see, there is only one possible way to get to the top of the mountain

As long as
B. As far as
C. Just as
D. Even if