助動詞（ do, does, did ）
do, does用于一般現在時，其過去式did用于一般過去時。它們通常用在疑問句和否定句中。它們的否定形式：do not = don’t, does not = doesn’t, did not = didn’t。
注意：在一般現在時中，does用于第三人稱單數，其余一律用助動詞do；助動詞do, does, did后面一定要用動詞原形。
練一練：
1、用適當的助動詞填空。
1) ______you like this magazine?
2) The girl______like bread for breakfast.
3) ---What ______ she ______ at the weekends? ---She usually plays games with her friends.
4) ---Wha______ you do last Sunday? ---I wrote to my friend.
5) ---Did you see a Beijing opera? ---No, I ______.
6) He ______not visit a farm last National Day holiday.
7) They______ not like playing volleyball.
8) --- ______Jim have a picnic with his family every Saturday? ---Yes, he .
9) ______Helen and Yang Ling go to school on foot every day?
10) ---How many kites ______we have? ---We have ten.
2、找出下列句子中的錯誤，將序號填入題前括號內，并改正。
( ) 1) Did you had a big lunch with your family last Spring Festival?
A. Did B. had C .with
( ) 2) ---What do the boy have in his pencil-box? ---He has a rubber.
A. do B. have C. has
( ) 3) They doesn’t like the film.
A. doesn’ B. like C. film
( ) 4) Do Jim get up at six everyday?
A. Do B. get C. everyday
( ) 5) Don't giving the ball to Liu Tao.
A. Don't B. giving C. to
