. It is necessary for us to learn second language our mother tongue.A. the; besidesB. a;

发布时间：2020-08-16 12:55:40


. It is necessary for us to learn      second language      our mother tongue.
A. the; besides
B. a; except
C. the; except
D. a; besides

网友回答

A. the; besides
B. a; except
C. the; except
(答案→)D. a; besides
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