It’s important ___ us to protect the environment and it’s wise ___

It’s important ___ us to protect the environment and it’s wise ____ us to save water .

#46629

for , for

of , of

for , of

of , for

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On holidays, they prefer to _____ at home rather than _____.

#49615

staying, going hiking

stay, going hiking

stay, go hiking

staying, go hiking

Ben needs a new jacket to keep ________the cold.

#48237

out

from

with

      all the students in his class，Xiao Ming writes      .

#48681

Of；very carefully

In；the most carefully

Of；most carefully

In；much more carefully

A：Where is my baseball?B：It’s          the table,         the floor.

#49388

on, under

under, on

under,under

to, on

_________ the help of man-made satellites, we can know what the weather will be like in the next few days.

#50033

Under

With

Using

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