IV. Choose the underlined word or phrase (marked A, B, C, or D) in each sentence that needs correcting.

1.They fined this morning since they threw rubbish on the street.

A B C D

2.If the factory has a waste treatment system, the water wouldn’t be polluted.

A B C D

3.I will join the Hung King Temple Festival , but I book a travel ticket to Phu Tho.

A B C D

4.The Khmer should float lanterns; otherwise, they are not get good luck.

A B C D

5.Light pollution makes people feeling headache and anxiety.

A B C D

6.The crops and fruit trees died because soil pollution.

A B C D

7.Do Son is famous for buffalo-fighting Festival , but My Son doesn’t.

A B C D

8.New Zealand is comprising two main parts : the North Island and the South Island.

A B C D

9.Some people believe that we shouldn’t sweep the floor on the first day on Tet.

A B C D

10.Whose costumes is made from hemp and jute ?

A B C D

. They host many festivals annually; therefore, they can (preserve) ……………………. the traditions.

30. The solders (commemorate) …………………………… on War Invalids and Martyrs’Day.

. Deforestation makes lots of species in the forest (die) ………………………….

Viết các CTHH của các oxit tạo nên từ các nguyên tố sau và gọi tên

a) Cu (I) và O (II); Cu (II) và O.

b) Al và O; Zn và O; Mg và O;

c) Fe (II) và O; Fe(III) và O

d) N (I) và O; N (II) và O; N (III) và O; N (IV) và O; N (V) và O.