否定句：the boy is not playing basketball
一般疑问句 ：Is the boy playing basketball?
肯定回答：Yes,he is
否定回答:No,he is not.
对"is pasketball"提问:What is the boy doing?()1. english science subjectart()2fever watercold cough()3 speak write high dance( )4 neckfingerkenn touch() 5 ontohalf in找出每组不同类的单词1.subject 2.water3.high 4. touch5. half