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【华慧考博】考博英语每日一练（4.24）考博加油！
1. Mary _______to see you. She_________ for you downstairs at the moment.
A. has come; is waiting
B. came; is waiting
C. has come; waited
D. came; was waiting
2. _______ you work hard enough _______ you be able to get a PhD degree in three years.
A. Only if, will
B. If only, would
C. Should, will
D. Unless, would
【考博英语补全句子练习】
1. _________ _______ his appearance, he didn’t understand what you said. （根据他的外表判断，他没有明白你说什么。）
2. Those who _______ _______ ______（被困在）the mine needed to be rescued.
句意：那些被困在矿井里的人需要被解救出来。
