He failed in the exam, ______ proves that he wasn’t working hard enough.
Our bad living habits will destroy the earth. Only by changing we livesave the earth.
The changes in computer willin the near future.
She is in a poorof health, which worries her parents much.
Struck by the terrible earthquake, Wenchuan was from the outside.
Paper produced every year isthe 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