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Parents often ask us ________ water in our life．

save

savin

to save

saves

E-mail is very popular today．People hardly post letters, ________?

did they

do they

didn't they

don't they

Our country ________ the sixth population census(人口普查)already．

finished

has finished

will finish

finishes

The environment in our town is getting worse and worse,so many trees ________．

are planting

should be planted

should plant

will plant

Do you know ________ in Japan?

when nuclear(核)accidents happened

when did nuclear accidents happen

when nuclear accidents happen

when do nuclear accidents happen

The workers ________ a new bridge now．The traffic in Guangzhou will be better soon．

build

were building

built

are building

Mazy's skirt is the same as her ________．

sisters

brother

brother's

sister's

Jack spends much money on books ________ he is not so rich．

though

when

if

because

________ people will visit Qinzhou during the 12th Games of Guangxi．

Thousand

Two thousands

Thousands of

Thousand of

－May I use your dictionary?Mine is at home．

－________．

Thanks a lot

I'd love to

You're welcome

Sure．Here you are