Her mother ( ) in a hospital ,but she ( )there these days.

Her mother ( ) in a hospital ,but she ( )there these days.
A.works ,isn't working B.is working ,works
C.works ,not work D.is work ,don't work
本来我是选择C的,可是答案选择A
isn't后面能加ing吗?我选的C哪里错了啊?
bhowy 1年前 已收到1个回答 举报

不摆就是拽 幼苗

共回答了11个问题采纳率:100% 举报

Be +doing
如果选了C 应该是 she doesn't work
+not的只有 be动词 do 情态动词(must之类)

1年前

7
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