一.把下列形容词变成副词，然后完成下列各句.
Adjective Adverb Adjective Adverb
careful carefully
heavy ___________ happy ___________
strong ___________ quick ___________
quiet ___________ beautiful ___________
1. He drove the tractor very c__________.
2. He s________ believed she was wrong.
3. The baby is sleeping. Please speak q___________.
4. The young people laughed and talked h___________.
5. It rained h___________in most of South China.
