55. There have been many changes in history of English language.A. a; theB. the ; /C. /;

问题补充：

55. There have been many changes in history of English language.

A. a; the

B. the ; /

C. /; the

D. the; the

答案：

A. a; the

B. the ; /

C. /; the

D. the; the

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