`IV`

`1.` About 800,000 people

`2.` The city part on the east bank is more spacious.

`3`. The city part on the west bank is more crowded

`4.` The Han River Bridge is the newest one now

`5`. Non-Nuoc Beach is one of the most beautiful beaches in the world. There are not many trees so there are not many shadows. It is often very hot at noon.

`V`

`1`. They won't going to the Time Square to welcome the New Year

→ go

`2`. He shouldn't shut the window because it is raining

→ should

`3`. They are on holiday for two weeks so they will be here tomorrow.

→ were

`4`. You should always to tell an adult where you are going.

→ bỏ "to" đi

`5`. You may as well go home now, I won't to be back for hours.

→ bỏ "to" đi

I
V
1
.
 About 800,000 people

2
.
 The city part on the east bank is more spacious.

3
. The city part on the west bank is more crowded

4
.
 The Han River Bridge is the newest one now

5
. Non-Nuoc Beach is one of the most beautiful beaches in the world. There are not many trees so there are not many shadows. It is often very hot at noon.

V

1
. They won't going to the Time Square to welcome the New Year

→ go

2
. He shouldn't shut the window because it is raining

→ should

3
. They are on holiday for two weeks so they will be here tomorrow.

→ were

4
. You should always to tell an adult where you are going.

→ bỏ "to" đi

5
. You may as well go home now, I won't to be back for hours.

→ bỏ "to" đi