单项选择题

One cannot be too careful, ______

[A] can one
[B] can he
[C] can she
[D] can they
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单项选择题
______ a better life and achieve more successes! written in the letter was this encouraging wish.
[A] You may live
[B] You will live
[C] May you live
[D] I wish you live
单项选择题
By the end of next month we ______ the review on the research findings.
[A] will finish
[B] will be finishing
[C] will have finished
[D] have finished
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