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So little______about mathematics that the lecture was completely beyond me.
A.I knew
B.did I know
C.I know
D.do I know

A.
A.I
B.did
C.I
D.do

【参考答案】

B
含有半否定意义的副词little/seldom/hardly/rarely/scarcely等置于句首时句子要用倒装语序。
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