问题
选择题
I don't think ________ possible to master a foreign language without much memory work.
A．this
B．that
C．its
D．it
答案
答案：D
答案 D [考查固定句式。it作形式宾语，不定式引导真正的宾语。]
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I don't think ________ possible to master a foreign language without much memory work.
A．this
B．that
C．its
D．it
答案：D
答案 D [考查固定句式。it作形式宾语，不定式引导真正的宾语。]