单项选择题

The manager of the company insisted that all the staff members（）the new safety rules.

A. would observe
B. observe
C. observed
D. will observe

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What animals swim from birth All mammals exept man and ______.
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What films do both the man and the woman like（）

A. Comedies.
B. Horror films.
C. Mystery films.
D. Crime films.
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