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【华慧考博】考博英语每日一练（8.11）考博加油！
1. The ad. of four-wheeled vehicle gives viewers a feeling of ______ that no matter what happens weatherwise, no matter how much it snows or how bad the mudslides are, you can go out in your four-wheel drive.
A. invulnerability
B. irrationality
C. ambiguity
D. simplicity
2. He had only the vaguest notion of what it was all about.（划线词：notion）
A. assumption
B. concept
C. expectation
D. proposal
【考博英语补全句子】
1. What can we do for them _________ _________ ________（回报）all the help they have given us?
句意：我们能为他们做些什么来回报他们给我们的所有帮助呢？
2. China is a developing country _________ _________（属于）the third world.
句意：中国是属于第三世界的一个发展中国家。
