Alotofbuildings_____andtheplace_____verynoisyeversincewemovedhere.
A.havebeenbuilt;hasbecomeB.havebeenbuilt;became
C.werebuilt;hasbecomeD.werebuilt;became
第二个空格不明白,从句“sincewemovedhere”它前面不应该是过去完成时吗?更不能理解的是它的“become”居然是原型的.到底是为什么呀?
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