EX 1

6C

7D

8 B

9B

Ex 2 

1 being

2 Haven't met - helps

3 used to walk

Part D

Ex 1

1 It is about 30km from my town to Ha Long Bay

2 We used to go to school on foot

3 I will cycle to work  at 7 o'clock tomrrow

II

1 She used to work to school last year

2 despite being study hard, I didn't pass the exam 

3 I am feeling this film is very interesting 

4 Their house willbe decorated to welcome New Year 

XII

1 C

2 A

3 C

4 D

XIII

1 mik nghĩ là A

2 mik ko bt

3 mik nghĩ là D

4 C

5 mik ko bt

6 D 

7 B 

8 A 

XIV

1  At 7:00 tomorrow, you will go to school 

2 solar energy used to by many countrie in the world in the future

3 They will have a test tomorrrow; ưe đon't want to disturb them

4 They will be learning  English this time tomorrow 

XV

1  They will be learning english this time tomorrow

2 We reduce our energy to save the use of eletricity

3 I think biogas is cooking and heathing for anbundant and cheap

 4 When we use to public transportion when travelling long distance 

nhớ vote cho mik 5 sao và ctlhn nha 

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