Ⅲ. Cloze (20 points) Directions: For each blank in the following passage, there are fo

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Ⅲ. Cloze (20 points)

Directions: For each blank in the following passage, there are four choices marked A, B, C and D. Choose the one that is most suitable and mark your answer by blackening the corresponding letter on the answer sheet.

We are interested in the weather because it (21) us so directly—what we wear, (22) we do, and even how we feel. Geographers, however, are (23) interested in climate than in weather. Climate is the pattern of all the weather conditions over a long period of time. Generally (24) , climate (25) to these normal weather conditions, not (26) daily or yearly changes.

Climate, like weather, changes (27) time. It is true (28) these changes (29) a long time, but not as long as we might expect. Records show that over the centuries large portions of the earth have experienced great changes (30) climate.

21. A. effects

B. defects

C. infects

D. affects

参考答案:

D21．答案为D 根据空格，此处为动词，affect，vt． “影响”。effect，vt． “引起变化”。defect， vi.“逃跑”。infect，vt．“感染”。