Our bad living habits will destroy the earth. Only by changing we live
save the earth.
A. what; can we B. how; can we C. where; we can D. how, we can
The changes in computer will in the near future.
A. come about B. come out C. come along D. come up
. She is in a poor of health, which worries her parents much.
A. position B. situation C. condition D. state
Struck by the terrible earthquake, Wenchuan was from the outside.
A. cut up B. cut down C. cut off D. cut in
Paper produced every year is the world’s production of vehicles
A three times weight of B three times the weight of
C as three times as heavy D three times so heavy as
. No one knows how large universe is， but man has never given up the attempt to explore new stars and new planets.
A. the；/ B/; the C/：/ D the； the
