Exercise:

1.

 1. Why does he be scared?-Because he hates the sound of the drill.

 2. Why do chirldren often have toothache?-Because they eat lots of candy.

 3. Why do you late for class yesterday?-Because i miss the first bus.

 4. Why does her tooth hurt?-Because she has a cavity.

 5. Why don't they came to the meeting last night?-Because they were busy.

 6. Why does she go to the doctor?-Because she have a headache.

 7. Why didn't Minh say anything yesterday?-Because he was nervous.

 8. Why do we(have to) brush ours teeth after meal?-Because we want to have heathy teeth.

2.

 1.was

 2.got

 3.did

 4.took

 5.combed

 6.had

 7.drank

 8.ate

 9.helped

 10.brushed

11.put

12.went

13.had

14.return

15.did

16.ate

17.took

18.was

19.came

20.went

_______________Trả lời câu hỏi của văn bản trên______________

 1.Yesterday was sunday.

 2.Nam got up at 6 o'clock.(hay"Nam get up at six" cũng được)

 3.After breakfast he helped his mom clean the table.

 4.He had lunch with his grandparent.

 5.He had dinner at half past six.(hay" He had dinner at 6:30." đều được:v)

 6.He went to bed at ten o'clock(hay" Nam went to bed at ten o'clock." đều được)

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OK BI NHIU ĐÂY THÔI! CHÚC BẠN HỌC TỐT NHA!!*v*