赞题库-背景图
单项选择题

—They haven't finished the work up to now.
—Well, they ______.

A. should
B. should have
C. would
D. must have
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热门试题

单项选择题______, parents love their children.

A. General speaking
B. Speaking general
C. Generally speaking
D. Speaking generally

单项选择题Don't all speak at once! ______, please.

A. Each at one time
B. One by one time
C. One for each time
D. One at a time