— Air quality in our city is becoming worse and worse.—Yes. These days" PM2.5 re
题型：不详难度：来源：
— Air quality in our city is becoming worse and worse.
—Yes. These days" PM2.5 readings are frightening. We must do something to ______air pollution.| A．reduce | B．remove | C．collect | D．gather |
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答案
| A |
解析
试题分析：句意：--我们的城市的空气质量越来越差。--是的，这些天的PM值是2.5真让人害怕。我们必须采取措施来减少空气污染。A. reduce减少； B. remove移动； C. collect收集； D. gather收集。
结合所给选项，故选A。 |
举一反三
---Is Lingling’s grandmother cooking the meal?
---No, she 。| A．is | B．isn’t | C．are | D．aren’t |
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We often ________ round rice dumplings called yuanxiao.| A．eat | B．eating | C．eats | D．ate |
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Take your maths book, Jim. Don’t ______ it at home again.| A．start | B．leave | C．give | D．plan |
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Would you please the children with snake?| A．to ask;not to play | B．ask;not to play | C．ask; not play | D．ask; don’t play |
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You’d better _____________ short passages every day.| A．to practice reading | B．practice reading | C．practicing reading | D．practice read |
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