17 They said they would visit HCM city the next Sunday.
18 The teacher congratulated Tom on winning the game.
19 He asked me what I was doing then.
20 They asked me what I was doing then.
21 He asked me what I used the internet for.
22 She dreamt of becoming a doctor.
23 She asked me what time I was going to leave the next day.
24 The teacher asked Lien what her hobby was.