1.The last time we saw him was in 1998
⇒We haven't seen him since 1998.
2.She said:"I'm living in Hai Duong now"
⇒She said she was living in Hai Duong then.
3.There are over eight hundred stamps in Tim's collection
⇒Tim's collection has over eight hundred stamps.
4.Peter spent three hours on repairing his computer
⇒It took Peter three hours to repair his computer.
5.The John family will have a repairman fix the washing machine tomorrow
⇒The John family will have the washing machine fixed by the repairman tomorrow.
6.She is the most intelligent girl in her family
⇒No one in her family is more intelligent than her.
7.She would rather play golf than play tennis
⇒She prefers playing golf to playing tennis.
8.We have never seen a more intesting film than this
⇒This is the most interesting film we have ever seen.
9.The grass isn't dry enough for me to sit on
⇒The grass is too wet for me to sit on.
10.Your younger brother is too weak to lift that box
⇒Your brother is not strong enough to lift that box.
11.My Enghlish friend finds using chopsticks difficult
⇒My English friend isn't use to using chopsticks.
12.That car's so expensive,I don't think I can buy it
⇒It's such an expensive car that I don't think I can buy.
Chúc bạn học tốt!!! ^^