题目内容

If you sit in a chair ________a long time, your back may begin to hurt.

A. at
B. in
C. on
D. for

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Shanghai Disneyland has started to be built and it will be open ________five years.

A. in
B. for
C. from
D. before

Harriet is lost and her parents are really ________her.

A. interested in
B. afraid of
C. busy with
D. worried about

-When and where were you born? -I was born October 1st,1998Suzhou.

A. on;on
B. in;in
C. on;in
D. in;on

-Look! There are so many people in the park. -Nobody likes to stay at home ________Sunday morning.

A. in
B. on
C. at
D. to