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两道英语单项选择题1.When __ that gold was at a low price,many people

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两道英语单项选择题
1.When __ that gold was at a low price,many people started to buy it crazily.
A.learn B.learned C.learning
2.-Could you answer the question,Jim?
-Sorry,I __ .Would you please say it again?
A.hadn't listened B.haven't listened C.wasn't listening
C C
第一个选C,when引导状语从句时可以省略主语(主句从句主语一致时),然后将谓语换为现在分词
第二个指的是刚才没有听见,在过去正在发生,故选择C