Unit 7 : Saving energy

dựa vào các recipe TViệt r chuyển sang EL

Sao gửi ảnh lên lại không được nhở ;-; Có những câu bạn làm đúng rồi nên mình không làm lại nha

3A 4C 6B 7D 11D 12C 15C 16B 17B 18B 19A 21C

1. and                        

2. ago                         

3. used     

4. energy                    

5. recycling             

6. can

7. from                         

8.less

9. reduces    

10. than

1. to help

2. taking

3. spending

4. to turn

5. using - to reduce

6. fixing

7. writing

8. to conserve

9. saving - to do

Có 2 câu này bạn làm chưa đúng nha:

3. getting off

7. gone off

1a: Ann studied every subject very hard but she was not happy with her results.

2d: Hoa was offered a vacation in Singapore but her parents did not let her go the the beach with them.

3c: Ha could go to upper-secondary school without taking the entrance examination because she won her school's Best Student Prize this year.

4b: Ann was very good at Vietnamese in grade 8 but she is not interested in the subject in grade 9.

5f: Mai tried her best but she failed the exam last year.

6e: Trang worked hard on Vietnamese, so her teacher of Vietnamese was very happy.

Chào em, em tham khảo nhé!

1)She's working late next Friday, so she can't come to the party.

=> She can't come to the party because she's working late next Friday.

2) While Nam is good at English, he isn't very good at Maths. 

=> Nam is good at English, but he isn't very good at Maths.

Chúc em học tốt và có những trải nghiệm tuyệt vời tại hoc24.vn!

i think it is more .......... if we use energy-saving bulbs

a. reliable

b. wasteful

c. economical

d. saving

-plant more trees because trees give more fresh air and reduce dust. They provide shade in the summer for students to relax after lessons

-put garbage bins around the school yard to prevent lazy students from littering

-sweep our school yard every day

17. Buy this kind of energy-saving (tiết kiệm năng lượng) bulb and you won't spend as much money on electricity.