题目内容

It is necessary that a graduate studenta grade point average of“B” in his major field.

A. shall maintain
B. maintain
C. will maintain
D. maintains

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Priorhis departure, he addressed a letter to his daughter.

A. to
B. of
C. in
D. from

If you want to learn English well, you should speakmore both in class and out of class, ____ .

A. in my opinions
B. in my opinion
C. to my opinion
D. by my opinion

The teacher's lecture on American history was three hours long, andMary felt very ____.

A. upset
B. bored
C. disturbed
D. neglected

We can’t understand why he avoidedto us.

A. to speak
B. speaking
C. has spoken
D. spoke

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