We can never expect _______bluer sky unless we create _____

We can never expect _______bluer sky unless we create ______ less polluted world.

#11224

a；a

a；the

the；a

the；the

推荐题目

Readers are required to________the rules of the library and mind their manners.

#13106

review

confirm

observe

Manage

You’ll ______ in hospital if you drive so fast.

#12728

end up

set up

turn up

put up

We give dogs time, pace and love we can spare, and______, dogs give us their all.

#11802

in turn

in fact

in short

in return

(2013·福建名校二检)If ________ of you is against the plan, we will carry it out immediately.

#11335

someone

anyone

everyone

none

They've won their last three matches，________ I find a bit surprising actually.

#11569

that

when

what

which