The father as well as his three children ___________skating on the frozen river every Sunday afternoon in winter.
A. is going
B. go
C. goes
D. are going
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The spending on fish and chips was(一半）__________ that of hamburgers.
A. one third
B. half
C. one second
D. twice
- Is Jack on duty today?-It____________ be him. It's his turn tomorrow.
A. mustn't
B. won't
C. can't
D. needn't
Hockey is（最受欢迎的体育运动）____________ , with 30 percent of students participating in this activity.
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