Viết lại câu sao cho nghĩa không đổi

1)Ba is very young.He can't ride a bike

=>Ba isn't..............

2)Shall we meet at the front door?

=>Let..........

3)No one in my class is more careful than he is

=>He is the...........

6)Lien enjoyed talking about her favorite film star

=>Lien was...........

7)How long is it since you used the pen?

=>When................

8)''Please turn down the radio for me'',said my father

=>My fahter asked..........

9)It's three years since I last spoke to her

=>I haven't........

10)He was delighted to receive his aunt's letter

=>He was delighted that............

Hãy chuyển những câu sau sang câu bị động

1)Jim ate the cake

2)Janet brought a coffee-cup

3)We have to park our car in the right place

4)They are building a new garage here

5)They didn't give me the information I needed

6)Lan is going to invite her friends to her birthday party next week