十分钟内回复.David and Mike are going to planting trees（ this afternoon）.（对画线部分提问） 31.He did his homework in the classroom.（改为否定句） 32.（Wang Bing） is heavier than Gao Shan.（对画线部分提问） 33.To

十分钟内回复.David and Mike are going to planting trees（ this afternoon）.（对画线部分提问） 31.He did his homework in the classroom.（改为否定句） 32.（Wang Bing） is heavier than Gao Shan.（对画线部分提问） 33.To
十分钟内回复.
David and Mike are going to planting trees（ this afternoon）.（对画线部分提问） 31.He did his homework in the classroom.（改为否定句） 32.（Wang Bing） is heavier than Gao Shan.（对画线部分提问） 33.Tom jumps as far as Mike.（改为否定句） 34.I see a man behind me.（改为一般过去时） 35.Helen is good at singing.（同义句）
36.The boy can jump higher than the girl.(改为否定句) 37.It is （hot ）in summer in New York.（对画线部分提问 38.Liu Tao needs some pencils.（改为否定句） 39.She is an English girl.（变为复数） 40.They are our women doctors.（变为单数） 41.Mary can fly.（变为一般疑问句,并作否定回答） 42.I like playing football.（改成第三人称单数he） 43.He has a brother.（改为一般疑问句）
44.Nancy drew some pictures yesterday.（改为否定句） 45.Liu Tao usually reads newspaper.（改为过去时） 38.Liu Tao needs some pencils.（改为否定句 39.She is an English girl.（变为复数） 40.They are our women doctors.（变为单数） 41.Mary can fly.（变为一般疑问句,并作否定回答） 42.I like playing football.（改成第三人称单数he） 43.He has a brother.（改为一般疑问句）
44.Nancy drew some pictures yesterday.（改为否定句） 45.Liu Tao usually reads newspaper.（改为过去时）

十分钟内回复.David and Mike are going to planting trees（ this afternoon）.（对画线部分提问） 31.He did his homework in the classroom.（改为否定句） 32.（Wang Bing） is heavier than Gao Shan.（对画线部分提问） 33.To
30.David and Mike are going to planting trees（ this afternoon）.（对画线部分提问）
When are David and Mike going to planting trees?
31.He did his homework in the classroom.（改为否定句）
He didn't do his homework in the classroom.
32.（Wang Bing） is heavier than Gao Shan.（对画线部分提问）
Who is heavier than Gao Shan?
33.Tom jumps as far as Mike.（改为否定句）
Tom doesn't jump as far as Mike.
34.I see a man behind me.（改为一般过去时）
I saw a man behind me.
35.Helen is good at singing.（同义句）
Helen does well in singing.
36.The boy can jump higher than the girl.(改为否定句)
The boy can't jump higher than the girl.
37.It is （hot ）in summer in New York.（对画线部分提问
How is the weather in summer in New York?
38.Liu Tao needs some pencils.（改为否定句）
Liu Tao doesn't need any pencils.
39.She is an English girl.（变为复数）
They are English girls.
40.They are our women doctors.（变为单数）
She is my woman doctor.
41.Mary can fly.（变为一般疑问句,并作否定回答）
--Can Mary fly?
--No,she can't.
42.I like playing football.（改成第三人称单数he）
He likes playing football.
43.He has a brother.（改为一般疑问句）
Does he have a brother?
44.Nancy drew some pictures yesterday.（改为否定句）
Nancy didn't draw any pictures yesterday.
45.Liu Tao usually reads newspaper.（改为过去时）
Liu Tao read newspapers yesterday.