No one knows exactly ______ this important discovery was made.A.that B.that ho
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No one knows exactly ______ this important discovery was made.A.that | B.that how | C.what | D.when |
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答案
D |
解析
考查名词性从句。when什么时候,句意:没有人确切的知道什么时候发现这个重要的发现。 |
举一反三
It’s the first time ______ he has helped us. A.that | B.before | C.when | D.who |
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_______ is known to all, Lu Xun was famous as a great thinker. |
Use your head, _______ you’ll work out the problem. |
The area ______ the explosion happened was closed off by the police. |
I recorded the professor’s speech on my cellphone _____ I could listen to it several times later.A.in case | B.now that | C.even though | D.so that |
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