- Phủ định:

a. Lan doesn't walk to school everyday

b. Ba didn't do his homework last night

c. They haven't bought a new house for 5 months

- Nghi vấn:

a. Does Lan walk to school everyday?

b. Did Ba do his homework last night?

c. Have they bought a new house for 5 months?

chúc bạn hok tốt

study well.Please be my friend.

(-) We didn’t do homework last night.

(?) Did you do homework last night?

cíu

I didn't do my homework so I went to bed early yesterday evening.

Đổi sang thể phủ định và nghi vấn

1.You can turn left

=> you can't turn left

=> can you turn left?

2.His mother is cooking the meal now

=> his mother isn't cooking the meal now

=> is his mother cooking the meal now?

3.The workers often go to work by bus

=> the workers don't often go to work by bus

=> do the workers often go to work by bus?

4.Minh plays the piano every day

=> minh doesn't play the piano every day

=> does minh play the piano every day?

1. You can’t turn left.

Can I turn left ?

2. His mother isn’t cooking the meal now.

Is his mother cooking the meal now ?

3. The workers never go to work by bus.

How often do the workers go to work by bus ?

4. Minh doesn’t play the piano every day.

Does Minh play the piano every day ?

chuyển các câu sau thành câu phủ định và nghi vấn :

1)you can turn left

=> You can't turn left

=> Can you turn left ?

2)his mother is cooking the meal now

=> His mother isn't cooking the meal now

=> Is his mother cooking the meal now ?

3)the workers often go to work by bus

=>The workers don't often go to work by bus

=>Do the worker often go to work by bus ?

4)minh plays the piano every day

=>Minh doen't play the piano every year

=>Does Minh play the piano every year ?

5)she has a round face

=>She doesn't have a round face

=>Does she have a round face ?

chuyển các câu sau thành câu phủ định và nghi vấn :

1)you can turn left

-> You can't turn left

-> Can you turn left?

2)his mother is cooking the meal now

-> His mother isn't cooking the meal now

-> Is his mother cooking the meal now?

3)the workers often go to work by bus

-> The workers don't go to work by bus

-> How often do the workers go to work?

4)minh plays the piano every day

-> Minh doesn't play the piano every day.

-> Does minh play the piano every day?

5)she has a round face

-> She doesn't have a round face.

-> Does she have a round face?

I think:                                                                                                              1. (-): Nam often doesn't do homework carefully.                                                (?):Does Nam often do homework carefully?                                            2.(-): They sometimes don't go home late.                                                         (?):Do they sometimes go home late?                                                    3.(-)She isn't cooking dinner now.                                                                   (?):Is she cooking dinner now?                                                                  4.(-)He isn't a teacher.                                                                                     (?)Is he a teacher?                                                                                    5.(-)Lan didn't call last night.                                                                            (?)Did Lan call last night?                                                                          6.(-)Hoa doesn't have a brother.                                                                       (?)Does Hoa have a brother?                                                                    7.(-)We will not be in class 6 next year.                                                           (?)Will you be in class 6 next year?                                                          9.(-)They didn't do gardening at this time.                                                       (?)Do they do gardening at this time?                                                        10.(-)They don't ( or didn't i don't know;-; ) do gardening at this time yesterday.                                                                                                             (?)Do(or did i don't know) they do gardening at this time yesterday?        11.(-)She will not/won't go home tomorrrow.                                                    (?)Will she go home tomorrow?                                                                12.(-)They always don't get up early.                                                                 (?)Do they always get up early?      

and 8.(-)They didn't do this work 2 days ago.                                                            (?)Did they do this work 2 days ago?                                     

Mình không biết cách chỉnh dòng chữ nên bạn tự tìm nhé.

phủ định : 

My mother won't  go to the supermarket next Sunday

câu hỏi : 

Will your mother go to the supermarket next Sunday?

Phủ định: My mother is not kind and helpful.

Nghi vấn: Is my mother kind and helpful?

(-)My mother isn't very kind and helpful.

(?)Is your mother very kind and helpful?

1 Nam didn't write an essay in literature class this morning.

Did Nam write an essay in literature class this morning?

2 I didn't watch TV yesterday morning.

Did you watch TV yesterday morning?

3 Nam and you weren't in the E club last Tuesday.

Were Nam and you in the E club last Tuesday?

4 They didn't eat noodles two hours ago.

Did they eat noodles two hours ago?

5 We didn't always have a nice time on Christmas holiday in the past.

Did you always have a nice time on Christmas holiday in the past?

6 My father didn't decorated the Christmas tree 

Did your father decorated the Christmas tree?

7 She didn't buy a new dress yesterday.

Did she buy a new dress yesterday?

8 They weren't late at school.

Were they late at school?

9 Mr.Tam didn't take his children to the museum last Sunday.

Did mr.Tam take his children to the museum last Sunday?

10 Hoa didn't make a cushion for her armchair.

Did Hoa make a cushion for her airmchair?

phủ định

1 She wasn't interested in football

2 He didn't went jogging in the mountain last year

3 They didn't build this house in 1990

Nghi vấn

1was she interted in football?

2 Did he go jogging in the mountain last year?

3 Did they build this house in 1990?

1.She was interested in football

=> She wasn't interested in football.

=> Was she interested in football?

2.He went jogging in the mountain last year.

=> He didn't  went jogging in the mountain last year.

=> Did he went jogging in the mountain last year?

3.They built this house in 1990

=> They didn't built this house in 1990.

=> Did they built this house in 1990?