一般疑问句变化规则
一般疑问句也叫Yes/No问句，变化规则如下：
1. 句子中有be 动词时，将be 动词提前，首字母变大写，句末用问号。
例： He is a teacher. Is he a teacher?
You are a boy. Are you a boy?
2. 句子里有情态动词can(能；会) 时，将can 提前，首字母变大写，句末用问号。
例：He can swim. Can he swim?
You can play football. Can you play football?
3. 句子里没有be 动词和can 时，要借助助动词do/does, 将do/does提前，句末用问号。
例：I like apples. Do you like apples?
He has a pen. Does he have a pen?
*回答的时候，用什么文就用什么回答，问的谁就用谁回答。
练习题：将下列句子变为一般疑问句。
1. I am a girl.
__________________________________________________
2. He is a cook.
___________________________________________________
3. They are teachers.
___________________________________________________
4. Lily can sing a song.
___________________________________________________
5. She can skate.
___________________________________________________
6. I like dogs.
____________________________________________________
7. They have two books.
_____________________________________________________
8. He wants to fly a kite.
_____________________________________________________ 按要求回答问题：
1. A re you a doctor? (no/student)
__________________________________________________
2. Is she a nurse? (yes)
______________________________________________________
3. Is Lily a good student?(yes)
________________________________________________
4. Can you ride a bike? (yes)
_________________________________________________
5. Can he draw a picture?(no)
________________________________________________
6. Do they like bananas? (yes)
_________________________________________________
7. Does he have a ball? (yes)
__________________________________________________
8. Does Jack like to play football?(no)
_____________________________________________
9. Is Jack a doctor?(no)
_____________________________________________________
10. Do you have an eraser?(no)
_______________________________________________________