单项选择题

How can he do so much work He （）stay late at the office every evening and take work home at weekends.

A. must
B. might
C. can't
D. would

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More than ten percent of the workers （） from Italy.A. i...

单项选择题More than ten percent of the workers （） from Italy.

A. is
B. comes
C. was
D. are

As the teacher has announced, （） will be open tomorrow....

单项选择题As the teacher has announced, （） will be open tomorrow.

A. the school
B. so school
C. school
D．so the school