(+) They must clean their class everyday

(-) They mustn't clean their class everyday

(?) Do they have to clean their clas everyday?

(+) They must clean their class everyday.

(-) They mustn't clean their class everyday.

(?) Must they clean their class everyday?

Exercise1: Change thse sentences into positive or negative sentences, or a question to the instructions.

Ex: a, I was at home yesterday.(negative)

-> I wasn't at home yesterday.

b, Did he do the homework yesterday?(positive)

-> He did the homework yesterday

1. Lan saw this movie on Saturday.(negative)

-> Lan didn't see this movie on Saturday.

2. He did not go to school yesterday.(positive)

-> He went to school yesterday.

3. Did you like the food?(positive)

-> You liked the food.

4. They went to work by bus.(question)

-> Did they go to work by bus?

5. I met her 5 days ago.(negative)

->I didn't meet her 5 days ago.

6. Were you at home last night.(positive)

-> You were at home last night

7. She thought about it.(question)

-> Did she think about it?

8. They slept until 9 a.m yesterday.(question)

-> Did they sleep until 9 a.m yesterday?

I haven't seen that man before. (Negative)  

Has he read the book written by Nguyen Nhat Anh several times? (Question)

They haven't arrived in Hanoi yet. (Negative)

She hasn't worked for that company since 2000. (Negative)

Have we eaten out three times this week?(Question) 

Has Mathew done quite a lot of work today? (Question)

My brother hasn't ridden an ostrich before. (Negative) 

 His mom hasn't found her glasses. (Negative)

\(\text{#♪◈₰♣}\)

2. (+) This was my teacher.      

(-)..           This wasn't my teacher

(?)           Was this your teacher                                                                                     

3. (-) Thu and Lan weren’t students.   

(+) Thu and Lan were students.

(?)Were Thu and Lan students.

4.   (?) Was it a chair?                

(+) It was a chair

(-) ……It wasn't a chair………………………….……

5. (+) My school Was small.    

(-) My school wasn't small…………………………………….

(?)..Was your school small.………………………….………….?

6. (+) We were from Vinh city.       

(-) ……We werent' from Vinh city……………………………

(?)...…Were you from Vinh city………………………...……

7. (-) He wasn’t eleven years old     

(+) ……He was eleven years old      …………………………………... 

(?) ……Was he eleven years old     …………………………… ?

8. (+) These were desks.           

(-) ……These weren't desks………………………………..……..

(?) ……Were these desks……………………………………..?

I. Change the sentences into the positive, negative or interrogative.

Eg:  1. (+) I was an engineer.            (-) I was not an engineer.

                                                           (?) Were you  an enginee

2. (+) This was my teacher.      (-)..    This wasn't my teacher.       (?) Was this  your teacher?                                                                                               

3. (-) Thu and Lan weren’t students.    (+)  Thu and Lan were students

                                                              (?) Were Thu and Lan  students

4.   (?) Was it a chair?                (+)  it was a chair

                                                  (-) ………………it wasn't a chair……………….……

5. (+) My school Was small.     (-) ………My school Wasn't small…………………………….

                                               (?)...…………………Was your school small……….………….?

6. (+) We were from Vinh city.       (-) ………………We weren't from Vinh city…………………

                                                       (?)...…………………Were we from Vinh city………...……

7. (-) He wasn’t eleven years old      (+) ……………………He was eleven years old…………………... 

                                                       (?) ……………was he eleven years old…………………… ?

8. (+) These were desks.           (-) ………………These weren't desks……………………..……..

                                                (?) …………………Were these desks………………………..?

Change these sentences into negative and interrogative form:

1. She wants some meat and some rice

==>She doesn't want any meat and any rice.

==>Does she want any meat and any rice.

2.He is listening to the radio now

==>He isn't listening to the radio now.

==>Is he listening to the radio now.

Thanks! I hope we can be FRIEND!

1. They listen to English every day.

(-) They don't listen to English every day.

(?) Do they listen to English every day?

2. She plays badminton every afternoon.

(-) She doesn't play badminton every afternoon.

(?) Does she play badminton every afternoon?

3. We play volleyball every morning.

(-) We don't play volleyball every morning.

(?) Do you play volleyball every morning?

4. He does homework every night.

(-) He doesn't do homework every night.

(?) Does he do homework every night?

5. Mary and Peter go to work every day

(-) Mary and Peter don't go to work every day.

(?) Do Mary and Peter go to work every day?

6. He gets up at 9.00 every morning.

(-) He doesn't get up at 9.00 every morning.

(?) Does he get up at 9.00 every morning?

thanks

1. positive

2. negative

3. same

4. do

5. is