Tên thì + Dấu hiệu 20. You should ___________ to bed early. A. go B. going C. went D. to go 21. I want ___________ a doctor someday. A. is B. am C. are D. to be 22. Casual clothes make students ___________ comfortable. A. feel B. felt C. fall D. fell 23. Van loves ___________ to English songs, doesn’t she? A. listening B. listened C. listen D. listens 24. There used ___________ a supermarket here, but it closed a long time ago. A. be B. being C. to be D. been 25. Lan hates ___________ letters. She can never think what to write. A. to write B. writing C. writes D. write 26. He enjoys ___________ English with the other students. A. speak B. to speak C. speaking D. spoke 27. Mr. Hai used ___________ on a farm. A. live B. lived C. living D. to live 28. They are fond of ___________ to folk music. A. listening B. listens C. listen D. to listen 29. She enjoys ___________ computer games. A. plays B. to play C. playing D. played 30. Nga enjoys ___________ fishing on the weekend. A. go B. to go C. going D. went 31. You ought ___________ earlier. A. get up B. gets up C. to get up D. to get