[ Grammar ]
If energy………inexpensive and unlimited, many things in the world would be different.
A. is
B. will be
C. were
D. would be
Select your answer:

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Grammar › ViewI received your message yesterday … I could not respond to it immediately.
A. and
B. but
Grammar › View
There’s _____ university in our town.
A. a
B. an
C. the
D. –
