单项选择题

A. tested lackingB. having been tested to lackC. tested……

Of the 9500 drivers （）since the beginning of the year, 23% were found （）in road knowledge.

A. tested lacking
B. having been tested to lack
C. tested lacked
D. to have been tested lack

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单项选择题—Could you please tell me（） —Go upstairs and turn left.

A. what is the teacher’s office
B. what the teacher’s office is
C. where is the teacher’s office
D. where the teacher’s office is

问答题什么是环境？如何理解环境在人的身心发展中的作用？

问答题教学目标

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单项选择题—Do you mind if I smoke —（）.

A. Why not
B. Yes, help yourself.
C. Go ahead.
D. Yes, but you'd better not.