HwomanytimeshaveyoubeentoChina?Infact,itisthefirsttime()here.wasamhadbeenhavebeen
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题目内容：
Hwo many times have you been to China?In fact,it is the first time( )here.
was am had been have been
优质解答
选have been
因为问的是;你去来中国几次?答：事实上是第一次来这.用完成时问的 就用完成时回答
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