1, Tuan / find / play / table tennis / interesting / because / he / can / play / best friends.
=> Tuan finds playing table tennis interesting becaus he can play it with his best friends.
2.They / visited / Ho Chi Minh City / so far. NB
=> They have visited Ho Chi Minh City so far.
3.Lan / like / talk / to / her friends / her free time. TH
=> Lan likes talking to her friends in her free time.
4. We/ not eat/ out/ since/ mom’s birthday. NB
=> We haven't eaten out since our mom's birthday
5. How/ long/ you/ live/ here? NB
=> How long have you lived here?
6. You/ ever/ been/ Russia? VDC
=> Have you ever been to Russia?
7. She/ not/ meet/ kids/ since Christmas. VD
=> She hasn't met any kids since Christmas
8. They/ repair/ lamps/ yet? TH
=> Have they repaired the lamps yet?