单项选择题

Every one can only play the games for ten minutes（）

A．at a time
B．at any time
C．at times
D．at one time

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单项选择题
（）is expected, all the students in his class passed the final examination.

A．As
B．Which
C．That
D．What
单项选择题
His grandma（）for 5 years.

A．has dead
B．has died
C．has been dead
D．has been died
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