1. Ba used to spend more money than I did.

I didn’t use to spend more money than Ba did.

2. I haven’t seen my teachers and friends for two months.

I last saw my teachers and friends 2 months ago.

3.She is bigger than her sister.

Her sister is thinner than her.

4.She is more beautiful than her sister.

Her sister is not beautiful than her 

5.Lan played tennis better than her sisster

Lan’s sister didn’t play tennis better than her.

6.He spends more money than me.

I don’t spend more money than him

7.I have more friends than she does.

She doesn’t have more friends than i do

Chuc ban hoc tot nhe <3

1. I didn't use to spend as much money as Ba did.

2. I last saw my teachers and friends two months ago.

3. Her sister is smaler than her.

4. Her sister is not as beautiful as her.

5. Lan's sister didn't play tennis as well as her.

6. I don't spend as much money as him.

7. She doesn't have as many friends as I do.