题库
题库
A．they are unaware of the consequences of what they are doing
B．they are reluctant to sacrifice their own economic interests
C．time has not yet come for them to put due emphasis on it
D．it is difficult for them to take effective measures
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| 单选题 | The reason why the mice in Ader’s experiment avoided saccharin was that ________. | 查看答案 |
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| 单选题 | The younger person’s attraction to stereos cannot be explained only ________ familiarity with technology. | 查看答案 |
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| 单选题 | Which of the following is true according to the last paragraph? | 查看答案 |
| 单选题 | David tends to feel useless and unwanted in a society that gives so much ________ to those who compete well. | 查看答案 |
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| 单选题 | The fuel of the continental missile is supposed to be ________ by this device. | 查看答案 |
| 单选题 | Mike just discovered that his passport had ________ three months ago. | 查看答案 |
| 单选题 | Although there are occasional outbreaks of gunfire, we can report that the rebellion has in the main been ________. | 查看答案 |
| 单选题 | Although he has had no formal education, he is one of the ________ businessmen in the company. | 查看答案 |
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| 单选题 | I am afraid that you have to alter your ________ views in light of the tragic news that has just arrived. | 查看答案 |
| 单选题 | Many people think of deserts as ________ regions, but numerous species of plants and animals have adapted to life there. | 查看答案 |
| 单选题 | Which of the following is within the capacity of the artificial nose being developed? | 查看答案 |
| 单选题 | In the Spring Export Commodities Fair the ________ of fine china attracted much attention of customers from all over the world. | 查看答案 |