She looks very busy . I want to help her , but I don't know ___________ .
#50250
A
what to do
B
what to do it
C
how to do
D
why to do
推荐题目
— Jack has got a bad cold.— Yeah. I told him not to take off his coat, but it was stubborn of him my advice.
#48646
A
don’t take
B
didn’t take
C
not to take
D
not take
Miss Wang asks the students in the river, because it’s too dangerous.
#48696
A
swim
B
to swim
C
not to swim
D
to not swim
—Have you read the poems ______ by Du Fu? —Of course, many of them.
#48760
A
wrote
B
writing
C
named
D
written
