I don't think possible to master a foreign language without much memory work. [
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I don't think ________ possible to master a foreign language without much memory work. (NMET 1990)
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A.thisB.thatC.itsD.it试题答案
答案:D
解析:代词it可在句中作形式主语和形式宾语,而别的词不可以. |