His sister left home in 1998, and__________ since.A.had not been heard ofB.has n
题型:不详难度:来源:
His sister left home in 1998, and__________ since.A.had not been heard of | B.has not been heard of | C.had not heard of | D.has not heard of |
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答案
B。 |
解析
句意为:他的妹妹在1998年离开家,自从那时就没有音讯了。用现在完成时的否定结构。 |
举一反三
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