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ItwasyesterdayhethesecretA.notuntil;did;knowB.until;when;knewC.notuntil;that;knewD.until;that;didn'tknow求完整的原因

题目详情
It was_yesterday _he _the secret
A.not until;did;know B.until;when;knew
C.not until;that;knew D.until;that;didn't know
求完整的原因
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答案和解析
C
He didn't know the secret until yesterday.
然后用强调句,强调yesterday,就是答案了.
事实上,It was not until ……that……可以作为一种句型记下来,接受它就好了