66 : 3 - 2 =22 - 2

                =20 

Hihihi 

C = { S, H, I, N, C }
Đó là các phần tử của tập hợp C.

. Rewrite the sentences without changing the meaning

1. My father is older than my mother

→ My mother.............................

2. My father is older than my mother. My uncle is older than my father.

→ My uncle.......................................

3. This sweater is thicker than that one.

→ That sweater is..................

4. Her hair isn't long

→ Her.....................

5. It's necessary to arrive on time.

→ We................................

6. This exercise is easier than that one.

→ That exercise is more..................

7. Students/must/keep/school/clean/beautiful.(Complete the sentence)

VI. Underline the mistakes and correct them.

1. Tohn is the cleverer student in the class.

2. My sister don't have a house.

3. They're not play soccer now.

4. I go to Ha Long Bay tomorrow.

5. Her hair is short than my hair.

6. Which is the bigger city in the world.

7. My school is among the bookstore and a bakery.

8. My uncle live in a house in the city.

9. I want visit Ayres Rock one day

10. I think you must to take a waterproof coat.

V. Write the comparative or superlative forn of the words in brackets

1. Minh looks (thin).......... than he did.

2. Mountains are (big).......... than hills.

3. School days are the (happy).......... of my life.

4. Who is (good).......... , Tom or Tim?

5. The ari in the city is much (dirty).......... than that in the country.

6. The Mekong River is the (long).......... river in Vietnam.

7. My sister is (old).......... than I.

8. Nam is (short).......... than Ba. He is the (short).......... in his class.

9. Your house is (large).......... than my house.

10. It is the (modern).......... building in this city.