Every one of us must know this: _________ we live can we save the earth．
#83796
A
by changing the way only
B
by only changing the way
C
only by changing the way
D
by changing only the way
推荐题目
Not until about 2000 BC________________________done.
#84454
A
were known of the oldest paintings
B
the oldest of known paintings were
C
the oldest known were painting
D
were the oldest known paintings
“Never for a second,” the boy says, “______ that my father would come to my rescue.”
#81026
A
I doubted
B
do I doubt
C
I have doubted
D
did I doubt
These problems，______ will seriously affect the growth of teenagers and even the nation's future.
#84103
A
not if solved properly
B
if solved properly
C
not if properly solved
D
if not solved properly
Only when early， enjoy the fresh air.
#84328
A
do you get up;you can
B
do you get up;can you
C
you get up;can you
D
you get up;you can
At the foot of the mountain _______.
#81235
A
a village lie
B
lies a village
C
does a village lie
D
lying a village