A.Choose the right route.
B.Refuel the car regularly.
C.Start the engine.
D.Tell the computer where to go.
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单选题 | The Space Age ________ in October 1957 when the first artificial satellite was launched by the Soviet Union. | 查看答案 |
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单选题 | Satellite communications are so up-to-date that even when ________ in the middle of the Pacific, businessmen can contact their offices as if they were next door. | 查看答案 |
单选题 | When a college tries to be “all things to al people” (Lines 1-2, Para. 1) it aims to ________. | 查看答案 |
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单选题 | The reduction of the possible hazards in food ultimately depends on ________. | 查看答案 |
单选题 | If the world is to remain peaceful the utmost effort must be made by nations to limit local ________. | 查看答案 |
单选题 | What is the message the author wants to convey in the passage? | 查看答案 |
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单选题 | By saying “they employ chemical warfare” (Line 4, Para. 2), Bruce Ames means “________”. | 查看答案 |
单选题 | The word “flip” (Line 6, Para. 2) most probably means “________”. | 查看答案 |
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单选题 | They stood gazing at the happy ________ of children playing in the park. | 查看答案 |
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单选题 | The author considers it impossible to obtain no-risk food because ________. | 查看答案 |
单选题 | When he tried to make a ________, he found that the hotel that he wanted was completely filled because of a convention. | 查看答案 |
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单选题 | John said that he didn’t quite ________ and asked me to repeat what I had said. | 查看答案 |