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1 . The main reason ________ monarch butterflies are endangered is ________ lots of places ________ used to be home to them have been seriously destroyed.
A.why; because; where | B.that; because; where |
C.why; that; that | D.why; that; where |
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2023-04-10更新
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4卷引用:黑龙江省大庆实验中学2022-2023学年高一下学期阶段考试英语试卷
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2 . As for some skills, once having commanded them, you will never forget them, and this is __________ we call internalization (内化).
A.that | B.what | C.because | D.why |
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2卷引用:黑龙江省哈尔滨市尚志中学2021-2022学年高二6月月考英语试题 -
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3 . The problem is _________ we can find him.
A.what | B.that | C.how | D.why |
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