— Dad, why should I stop ______ computer games?— For your health, my boy, I’m afraid you _____

— Dad, why should I stop ______ computer games?— For your health, my boy, I’m afraid you ______.

#48437

to play; must

playing; have to

to play; can

playing; may

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My father gave up ________ at last.

#49164

smoke

smoking

to smoke

Smokes

－Last semester, he had a hard time______ English.

#50462

learns

learning

to learn

learnt

Could you please ________ such a thing again?

#50730

not to do

don’t do

not doing

not do

People will live ____________ 200 years old in the future.

#49596

to be

--Thanks a lot for ________me with my English. -- You are welcome.

#49999

help

helps

helping

helped

共1553题