句型转换

The math books aren't on the desk.
Where are the video tapes?
Is your hat on the chair? No, it isn't.
Are they on the floor?
What is this?
Is that his key?
I don't know it's his baseball.
Yes, I am.
Who is your sister?
Where is the bookcase?

1 The math books are on the desk.(改为否定句）
The math books are not on the desk.

2 The video tapes are (in the bookcase).(括号内提问）
Where are the video tapes?

3 My hat is on the chair.(改为一般疑问句，作否答）
Is my hat on the chair? No, it isnt.

4 Is iton the floor?(改为负数）
Are they on the floor?

5 Is it on the floor（改为负数）
They are on the floor.

6 This is（picture of my family).(对括号内提问）
What is this?

7 Are those his keys？（改为单数）
Is this his key?

8 I know it's his baseball.(作否答）
I know it isn't his baseball.

9 Are you Mr Read?(做肯答）
Yes, I am.

10 （Joy） is my sister.(对括号内提问）
Who is your sister?

11 The bookcase is(next to the dresser).（对括号内提问）
Where is the bookcase?

1 The math books are on the desk.(改为否定句）
The math books are not on the desk. (改为否定句时在系动词之后加not）

2 The video tapes are (in the bookcase).(括号内提问）
Where are the video tapes? （对地点提问用where）

3 My hat is on the chair.(改为一般疑问句，作否答）
Is my hat on the chair? No, it isnt.

4 Is iton the floor?(改为负数）
Are they on the floor?

5 Is it on the floor（改为负数）
They are on the floor.

6 This is（picture of my family).(对括号内提问）
What is this?

7 Are those his keys？（改为单数）
Is this his key?

8 I know it's his baseball.(作否答）
I know it isn't his baseball.

9 Are you Mr Read?(做肯答）
Yes, I am.

10 （Joy） is my sister.(对括号内提问）
Who is your sister?

11 The bookcase is(next to the dresser).（对括号内提问）
Where is the bookcase?

1 The math books are not on the desk.
2 Where are the video tapes?
3 Is myhat is on the chair?
4 Are they on the floor?
5 Are they on the floor
6 What is this?
7 Is thathis key？
8 Do you know it's his baseball? No,I don't.
9 Are you Mr Read? Yes,I am.
10 Who is yoursister?
11 Where is the bookcase ?

1 The math books are not on the desk.
2 where are the video tapes ？
3 Is your hat on the chair?
No, it isn't.
4 Are they on the floor?
5 同上
6 what's this?
7 Is it his key?
8 I know it's his baseball.
No, it isn't.
9 Are you Mr Read
Yes, I am.
10 Who is your sister?
11 Where is the bookcase?