1. John used to going to school by bus. Now he goes by bicycle.
->John often goes to school by bus. Now he goes by bike.

2.  Do you ever wish you live in a castle.                 
-> Have you ever wished you lived in a castle.

3. She asked me how long does it take me to go to school. 
-> She asked me how long it took me to go to school.

4. Your friends went to your native village last weekend, weren’t they?
->Your friends went to your village last weekend, didn't they?

5. Sally said she will be a teacher someday .
-> Sally says she will be a teacher someday.

6. Your brother practices to play the guitar every day , doesn’t he ?
-> Your brother plays guitar every day, doesn't he?

7. He must finish  his homework before going to class , does he ?
-> He has to finish his homework before going to class, right?

8. She wanted to know how long did it take to get there.
->She wanted to know how long it would take to get there.

9. It rained heavily while I slept soundly last night.           
->  It rained heavily while I slept well last night.

10.  Lan wishes that she can go to Singapore to visit her pen pal.
->Lan wishes that she can go to Singapore to visit her best friend.