If a man succeed, he must work as hard as he can． [ ] A．will B．is to C．is going
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If a man ________ succeed, he must work as hard as he can．
[]A．will
B．is to
C．is going to
D．should
试题答案
答案：B
解析：本题综合考查本题所表达的意思，含有一种个人的主观意志和决心，而且用在条件句中，所以使用be to do表将来。 |