单项选择题

In case of something unexpected, it is advisable to ______ your life against accident.

A. insure
B. ensure
C. assure
D. be sure
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单项选择题
I broke my relationship with him because he always found ______ with me.
A. mistake
B. failure
C. error
D. fault
单项选择题
A. A week ago. B. At nine thirty p.m.C. On Wednesday. D. It’s time to get on the train.
A. A week ago.
B. At nine thirty p.m.
C. On Wednesday.
D. It’s time to get on the train.
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