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题型：单选题题类：常考题难易度：普通

甘肃省兰州第一中学2019-2020学年高一上学期英语期末考试试卷

We are confident that the environment ________ by our further efforts to reduce production.

A、had improved B、is improved C、will be improved D、improved

举一反三

—Why did you leave that position?

—I ________ a better position at IBM.

I was sent to the village last month to see how the development plan _______ in the past two years.

This operation has never been p {#blank#}1{#/blank#}in this country.

I've had a headache and I think I _______ lie down.

As is estimated, more than 20 million shared bikes ______ into operation nationwide by 2025.

The achievements the city has achieved have been widely r{#blank#}1{#/blank#} by the public.

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