1. The lower _____ in a room, the more slowly our eyes focus. A. the level of lightling (正确答案) B. light level (我的答案) 知道这是the more ... the more ... 句型,但是整个句子的平行结构没有看懂。
2. Her work in genetics won United States scientist Barbara McClintock ______ in 1983 C. the Nobel Prize (正确答案) D. for the Nobel Prize (我的答案) 是不是有固定搭配win sb. sth.?
3. First designated in 1970, Earth Day has become an annual international event _____ concerns about environmental issues such as pollution. A. dedicated to raising (正确答案) B. that dedicates to raising(我的答案) 这样的题我已经错过好几次了,什么时候有that,什么时候没有that,还是掌握不好。
4. Ulysses S. Kay was among the United States composers visited the Soviet Union in 1958 to participate in a cultural exchange program. 是不是应该改成composers who visited?
5. The Everglades, a large swamp area, is an unique wilderness extending over much of southern Florida. 是不是应该改成the?
6. Each year millions of tons of fertile topsoil that could produce good crops washed away by rains. 是不是应改为 crops washing? 什么时候用过去分词,什么时候用现在分词,有什么规则么?
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