题目内容

J____p v. 跳

A. um
B. un
C. am
D. an

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We're ____ books in the classroom.

A. looking
B. reading
C. seeing
D. looking at

Mr. Jones, with his family, ____ over the bridge.

A. walking
B. is walking
C. are walking
D. aren't walking

What about ____ our homework?

A. do
B. doing
C. to do
D. does

Jean begs Jack ____ after the children.

A. look
B. looking
C. to look
D. is looking

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