1.B

2.A

3.C

4.A

5.B

6.C

7.B

8.C

9.A

10.D

VI

1.must

2.should

3.must

4.should

5.must

6.must

7.mustn't

8.should

9.should

10.mustn't

11.mustn't

1 D

2 A

3 C

4 A

5 C

pray : cầu nguyện

messy: bừa bộn

stay: ở lại

tell: nói

undo: hoàn tác

Geography gives an overview knowledge about the continents

living in a big city is much more expensive than living in the countryside.

Living in a big city is more expensive than living in the countryside

1 Hoa is shorter than Lan

2 That book is thinner than this book

3 The table is longer than the chair

4 Those boxes are smaller than these boxes

5 Miss Trang's sister is older than her

6 Those buildings are lower than these buildings

7 The girls are weaker than the boys

8 My brother is younger than me

5.25 = ...25.25.25.285.231 =

5.25 = \(\dfrac{1}{5.25.285.231}\).25.5 .(5.25.285.231)= 125

ủa

1. The competition was so exciting that we didn't want to go home.

2. His letter was so rude that i didn't know what to think.

3. It was so slow that it would have been faster to walk (?)

: 1 We watched an exciting competition. We didn't wat to go home .

The competition____was so exciting that we didn't want to go home_________________________________________________________

2 : His letter was rude. I didn't know what to think.

His letter _______was so rude that I didn't know what to think____________________________________________

3 : The rain was so slow. It would have been faster to walk.

It___was such a slow rain that it would have been faster to walk ____________________________________________________________

1. Are -> Is

2. a -> an

3. on -> in

There isn't (many -> much) rain in the summer

It's not easy (to) find a cheap apartment in Ho Chi Minh City 

1 are => is

2 a => an

3 on => in

4 activity => activities

5 many => much

6 find => to find

Children should listen to their parents.

chidren should listen to their parents