ssroom.?5、上下文提示。? Eg1. What are you doing? I am listening to music.Р五、相关的句型转换:?1、变否定句:现在进行时态的句子变否定句时,在am/is/are后加not,常与am/is/are用缩略式。?Eg1. They are singing.----They are not/ aren’t singing.?2、变一般疑问句:现在进行时态的句子变一般疑问句时把am/is/are提到句首,大小写发生变化,句号变问号。?Eg1. I am doing my homework now.----Are you doing your homework now??Eg2. The students are having classes.----Are the students having classes??3、划线提问:先确定疑问词,然后把除掉划线部分的句子变成一般疑问句接在疑问词后面。?Eg1. He is writing a letter. (划线提问) What is he doing??Eg2. Lucy is dancing. (划线提问) Who is dancing?РThey play football in the playground.Р否定句:? ?一般疑问句: Р肯定回答:?否定回答:РThey do not (don’t) play football in the playground.РNo, they don’t.РYes, they do.РDo they play football in ?the playground?РWhat is he doing??He is playing basketball.РWhat is the boy doing??He is singing.