A.The five questions were not well designed.
B.Not all the questionnaires were returned.
C.Only a small number of students were surveyed.
D.Some of the answers to the questionnaire were not valid.
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单选题 | Why does the author assert that all things American are fascinating to foreigners? | 查看答案 |
单选题 | Mr. Bloom is not ________ now, but he will be famous someday. | 查看答案 |
单选题 | Many of the scientists and engineers are judged ________ how great their achievements are. | 查看答案 |
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单选题 | The court considers a financial ________ to be an appropriate way of punishing him. | 查看答案 |
单选题 | Some children display an ________ curiosity about every new thing they encounter. | 查看答案 |
单选题 | By saying “nobody undersells America” (Line 4, Para. 3), the author means that ________. | 查看答案 |
单选题 | The government has devoted a larger slice of its national ________ to agriculture than most other countries. | 查看答案 |
单选题 | Experiments by scientists have shown that when people evaluate individuals on certain attributes ________. | 查看答案 |
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单选题 | The captain ________ the horizon for approaching ships. | 查看答案 |
单选题 | If you want this pain killer, you’ll have to ask the doctor for a ________. | 查看答案 |
单选题 | The reason why 1994 was exceptional is that ________. | 查看答案 |
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单选题 | Though her parents ________ her musical ability, Jerrilou’s piano playing is really terrible. | 查看答案 |
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单选题 | According to the passage, alcohol has something to do with bad breath mainly because ________. | 查看答案 |
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