It’s dangerous_____

It’s dangerous______a tree．

#58020

climbing，

going up

to climb

clim

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—Does your mother often surf the Internet ?—Yes, ___________ she doesn’t buy any thing on line.

#56430

but

and

Work hard        your dream will come true .

#56766

but

and

Cycling isn’t _________ climbing, but both of them are interesting.

#55547

as exciting as

as more exciting as

as excited as

as more excited as

—How many hours do you sleep every day ?—            .

#56286

Once a day

Eight

Usually

Three times

We can’t go to the mountain ________ the bad weather.

#55703

because

because of

although

共1556题