We 1000 English words since we to learn English.A. learned; beginB. have learning; began

发布时间：2020-08-21 13:02:52

We      1000 English words since we      to learn English.
A. learned; begin
B. have learning; began
C. have learn; begun
D. have been learning; began

网友回答

A. learned; begin
B. have learning; began
C. have learn; begun
(答案→)D. have been learning; began
解析：since 引导的时间状语从句中，当从句中用since+表示一般过去时时，主句要用现在 完成进行时或现在完成进行时，（动词必须是延续性动词）故选D
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