It"s not easy _____ a house for my pets.[ ]A. to keepB. keepingC. to makeD.

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It"s not easy _____ a house for my pets.[ ]
A. to keep
B. keeping
C. to make
D. making

答案

举一反三

The man was busy, so he had no time _____ his children.A. to spend
B. spending
C. to spend with
D. spending with

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Li Ting is always the first girl _______ to the classroom. [     ]
A. to get
B. to reach
C. getting
D. reaching

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—What would you like ______?
—Maybe stamps. They ______ beautiful.    [     ]
A. to collect; look
B. to collect; like
C. collecting; are
D. collecting; like

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Your friend _____ more if he wants to be thinner.[ ]
A. needs exercise
B. needs exercising
C. need exercising
D. needs to exercise

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The doctor told the boy too much junk food because he is really fat.[ ]

A. don’t eat
B. not to eat
C. eat not
D. not eat

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