They___friends since they met in shanghai?A.have made B.have beco_英语解答

They___friends since they met in shanghai?A.have made B.have become C.have been D.have had

人气：314 ℃　时间：2019-08-21 12:32:12

解答

选C
自从他们在上海认识后,他们一直是朋友.
从那时到现在一直是,所以用现在完成时.
也可以以since为标志,有since的句子一般用完成时.
又因为be不是瞬间动词,所以选C