Tiếng anh

1 B

2 C

3 D

4 A

Câu 2

1 C

2 C

3 B

4 C

5 D

1 Solar panels will be installed on the roof of our house by the electrician next week

2 The teacher asked us if we were going to meet our sister in front of the bus stop the day after

3 if you worked hard, you wouldn't be sacked from this company

4 John has not given a presentation since he was at university

5 Mai works the hardest in my class

6 Although my cousin took a taxi, she arrived late for the concert

1 No, they can't

2 The words it refers to the statue

3 To show the friendship between the two nation

4 The date July 4th 1776 was written on the tablet

15 B

16 A

Câu 3

1 A

2 B

3 D

4 C

IV

1 was wearing

2 has already seen

3 to reduce

4 playing

V

1 innovations

2 careless

3 endless

4 connect

1 A

2 B

3 C

4 C

1 A

2 A

3 A

4 C

1. Solar, wind, hydro, biomass, geothermal energy.
2. From sunlight and heat.
3. Turn off lights, and use energy-efficient appliances.
4. Clean energy, reduce emissions, control floods.

I

1 the smallest

2 the hottest

3 the worst

4 the largest

5 the widest

6 the nicest

7 the longest

8 the fewest

9 the shortest

10 the best

II

1 It's the cheapest restaurant in town

2 It was the happiest time in my life

3 He's the smartest student in the class

4 Summer is the hottest season 

5 It was the worst day of my life

1 B

2 C

3 A

4 A

5 B

6 D

7 B

8 D

9 C

10 C