Câu 1: Happiest

Câu 2: Haster

Câu 3: More colorful

Câu 4: Better

Câu 5: Good

Câu 6: Least

Câu 7: Prettiest

Câu 8: The best

Câu 9: The sicker

I:

Câu 1: is bigger than

Câu 2: is smaller than

Câu 3: is larger than

Câu 4: is not smaller than

Câu 5: is hotter than

Câu 6: is not colder than

Câu 7: is not rainier than

Câu 8: is rainier than

II:

1. D

2. C

3. A

4. B

5. C

IV:

1. A

2. C

3. B

4. D

5. C

V: 

1: happiest

2: faster

3: more colorful

4: better

5: good

6: least

7: prettiest

8: the best

9: the sicker

C:

I:

1: is bigger than

2: is smaller than

3: is larger than

4: is not smaller than

5: is hotter than

6: is not colder than

7: is not rainier than

8: is rainier than

II:

1: D

2: C

3: A

4: B

5: C

IV:

1: A

2: C

3: B

4: D

5: C