1)He should go to THE bank today.
2)He finishes work at 6 o’clock.
3)He has gone to THE doctor.
4)He likes all THE kinds of modern music.
5)He’s going to THE bed.(Тут не очень  уверенна, что это так).
6)Very few people can speak Chinese.
7)Her children usually arrive home from school at two o’clock.
8)Does he live a long way from THE city centre?
9)What time do you start work in THE morning?
10)Would you like to go to THE museum today?
11)Would you like to go to THE university?
12)”Where is Ann?”, “She’s in THE library”.
13)What are you going to do when you leave school?
14)He is in THE hospital. He is seriously injured. 
15)Do you ever go to THE church?
16)Can you tell me where is THE railway station is, please?
17)X-mas is THE time to be marry.
18)Why is he in THE prison? He has done anything wrong?
19)There were a lot of people at station. (Тут тоже не уверенна, что так) 
20)He has a bad tooth, so he’s going to the dentist.