( )1000 English words since we ( ) to this school.A.learn,come B.have learning...( )1000 English words since we ( ) to this school.A.learn,come B.have learning,cameC.have been learning,comeD.have learned,came为什么不是C?

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( )1000 English words since we ( ) to this school.A.learn,come B.have learning...( )1000 English words since we ( ) to this school.A.learn,come B.have learning,cameC.have been learning,comeD.have learned,came为什么不是C?
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( )1000 English words since we ( ) to this school.A.learn,come B.have learning...( )1000 English words since we ( ) to this school.A.learn,come B.have learning,cameC.have been learning,comeD.have learned,came为什么不是C?
( )1000 English words since we ( ) to this school.A.learn,come B.have learning...
( )1000 English words since we ( ) to this school.
A.learn,come
B.have learning,came
C.have been learning,come
D.have learned,came
为什么不是C?

( )1000 English words since we ( ) to this school.A.learn,come B.have learning...( )1000 English words since we ( ) to this school.A.learn,come B.have learning,cameC.have been learning,comeD.have learned,came为什么不是C?
第一,没听过有have been doing 这个用法,难道是完成进行时?
第二,我们自己学不用被动语态
第三,since 引导的状语从句,since后面永远是过去时.
明白?

答案:D
解释:答案C 错在后面的come这个单词。since引导的从句通常用一般过去时,而主句用现在完成时。
祝你学习进步,更上一层楼!(*^__^*)

已经学完了1000个单词,不会再继续下去,所以用have learned,我们来到学校是过去的事,所以用came,所以选D