He is a student.轉為複數形式 Is that an English car?改為複數形式 What colour is the pen改為複數式 Are there any apples in the bag?改為單數形式 Those are not my books.改為單數形式

He is a student.轉為複數形式 Is that an English car?改為複數形式 What colour is the pen改為複數式 Are there any apples in the bag?改為單數形式 Those are not my books.改為單數形式

1.They are students.
2.Are those English cars?
3.What color are the pens?
4.Is there an apple in the bag?
5.That is not my book.