Scientists have many theories about how the universe ___ into being.A．cameB．was
题型：不详难度：来源：
Scientists have many theories about how the universe ___ into being.| A．came | B．was coming | | C．had come | D．would come |
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答案
| A |
解析
| 考查时态的用法。宇宙是如何形成的，因为宇宙的形成这个动作已经发生，所以用一般过去时来表示已经发生的动作。 |
举一反三
The way the guests ___ in the hotel influenced their evaluation of the service.| A．treated | | B．were treated | | C．would treat | | D．would be treated |
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When I talked with my grandma on the phone, she sounded weak, but by the time we ___ up, her voice had been full of life| A．were hanging | | B．had hung | | C．hung | | D．would hang |
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My uncle ______ until he was forty –five. | A．married | B．didn’t marry | C．was not marrying | D．would marry |
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The silence of the library _____ only by the sound of pages being turned over. | A．has been broken | B．breaks | C．broke | D．was broken |
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All morning as she waited for the medical report from the doctor, her nervousness _____. | A．has grown | B．is growing | C．grew | D．had grown |
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