The population of the world ____ still ____ now.
#39634
A
has; grown
B
is; growing
C
will; grow
D
is; grown
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---Can I help you?---Yes, I bought this radio here yesterday, but it _____________.
#36731
A
didn’t work
B
won’t work
C
can’t work
D
doesn’t work
Not only he but also his parents  _____China for two years .
#40409
A
have been in
B
has been in
C
has come to
D
have come to
It is said that potato chips ____________ by mistake about a hundred years ago.
#41556
A
invent
B
invented
C
are invented
D
were invented
--Let’s go fishing if it ______ this weekend. --But nobody knows if it ______.
#41728
A
is fine; will rain
B
will be fine ; rains
C
is fine; rains
D
will be fine; will rain