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Parliament didn't think the Prime Minister did enough in the

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/12 05:12:54
Parliament didn't think the Prime Minister did enough in the improvement of fair employment,
________ he was asked to write to Parliament for further explanation.
A.therefore
B.so
C.since
D.as
此题选哪个答案,为什么?
选B,因为therefore是个副词,后面不能连接分句,and therefore=so.