Have you been to China?- yes,I ( B) there last year A went B have been 请接着看下面的问题补充谢谢Have you read these books?- yes ,I (B) them three years ago A have read B read这两道题有什么区别吗 为什么一个用的是现

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HaveyoubeentoChina?-yes,I(B)therelastyearAwentBhavebeen请接着看下面的问题补充谢谢Haveyoureadthesebooks?-yes,I(B)t

Have you been to China?- yes,I ( B) there last year A went B have been 请接着看下面的问题补充谢谢Have you read these books?- yes ,I (B) them three years ago A have read B read这两道题有什么区别吗 为什么一个用的是现
Have you been to China?- yes,I ( B) there last year A went B have been 请接着看下面的问题补充谢谢
Have you read these books?
- yes ,I (B) them three years ago A have read B read
这两道题有什么区别吗 为什么一个用的是现在完成时一个用的是一般过去时

Have you been to China?- yes,I ( B) there last year A went B have been 请接着看下面的问题补充谢谢Have you read these books?- yes ,I (B) them three years ago A have read B read这两道题有什么区别吗 为什么一个用的是现
答案分别是AB.
last year和three years ago都只能和一般过去时态连用.