| 托福考试易错题（2017/12/14） |
| 第1题：
单项选择 |
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| 第2题： Which of the following does the passage mainly discuss A．( Chemical causes of ice ages B．( Techniques for studying ancient layers of ice in glaciers C．( Evidence of a relationship between levels of carbon dioxide and global temperature D．( Effects of plant life on carbon dioxide levels in the atmosphere |
| 【单选题】： |
| 第3题： All of the following terms are defined in the passage EXCEPT A．( Moon (line1) B．( reflectivity(line3) C．( regolith(line 16) D．( rays(linel9) |
| 【单选题】： |
| 第4题： The word "accumulated" in line 6 is closest in meaning to A．( spread out B．( changed C．( became denser D．( built up |
| 【单选题】： |
| 第5题： The (first) piloted balloon (flight) across the Atlantic Ocean (took) place (at) 1978. A．first B．flight C．took D．at |
| 【单选题】： |