I'm Miss Li怎么改成否定句?

I'm Miss Li怎么改成否定句? Miss Li and her students are having a lesson.改成否定句 Miss Li washes clothes on Saturdays.﹙改成否定句﹚ Miss Li and her students are having a lesson.改成否定句 I saw Miss Li in the street yesterday.(改为否定句) I saw Miss LI in the street yesterday 改为否定句 I think it's an old book怎么改否定句?还有Miss Li is our math teacher改同义句 I'm going to put it on this table.怎么改成一般疑问句、否定句? I'm very busy in the morning改成否定句 I'm tired怎样改成否定句和一般疑问句 Miss Li can draw some pictures改为否定句 Miss Li draws a threes and fiowers改否定句 I often play soccer改成否定句怎么改,为什么. I want a pair of sneakers.【怎么改成否定句】 I have a brother.怎么改成否定句和疑问句 I like coffee 改成否定句和疑问句怎么改 i could catch the ball怎么改成否定句? I must go home at once.怎么改成否定句?