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【华慧考博】考博英语每日一练（12.27）考博加油！
1. You’d better ______ from talking too much, for the more you talk, the more mistakes you may commit.
A. refrain
B. resort
C. reframe
D. resist
2. In arguing against assertions that environmental catastrophe is imminent, her book does not ridicule all predictions of doom but rather claims that the risks of harm have in many cases been ______.
A. exaggerated
B. derided
C. ignored
D. scrutinized
【考博英语补全句子】
1. There ________ ________（有很多雪）snow in Beijing ________ ________ ________（这个时候）of year.
句意：在每年的这个时候北京有很多雪。
2. I sleep for ________ ________ （超过）seven hours every night.
句意：我每晚睡觉都超过7小时。
