英语句型转换They are doing housework.(分别改成一般疑问句和否定句)The students a

1A re they doing housework?Tthey are not doing housework.2 Are the students cleaning the classroom?Yes,they are.No,they aren't.3 I am not playing the football in the playground.4Is there any water in ...

are they doing homework？ They aren't doing homework Are the students cleaning the classroom? YES,they are No,they don't I am not playing the football in the piayground Is ...

are they doing housework? they are not doing housework.
are the students cleaning the classroom? yes, they are. no, they are not.
i am not playing the football in the playground.
is there any water in the bottle. no, there isn't.
are there many apples in the box? no, there aren't.