单项选择题

John is busy ______ his girlfriend ______ her paper.

A. help... with
B. to help... with
C. helping... with
D. to help... /
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单项选择题
Dr. Ferndon is one of those professors who ______ distracted most of the time.
A. seems

B. is seemed
C. are seemed

D. seem
单项选择题
A. In a hospital. B. In a supermarket. C. In a bar. D. In a school.
A. In a hospital. B. In a supermarket.
C. In a bar. D. In a school.
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