He was often seen _________ with charity work last year.

He was often seen _________ with charity work last year.

#44620

to help

helped

helping

help

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 ----Bad luck! It’s too late!----It doesn’t matter. The movie  _______for only a few minutes. You can’t miss it.

#44444

has been on

has begun

began

was on

Zhengzhou will be more and more convenient when Zhengzhou Subway_____ in two years.

#44912

is completed

will be completed

will complete

has completed

Now computers _________ all over the world .

#44607

is used

are using

are used

have use

More and more people are using iPhone _________ by Steve Jobs to connect with others.

#44814

create

creates

creating

created

Stamps ______ sending letters.

#45020

used to

are used to

are used for

are using

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