III. Chia động từ trong ngoặc ở thì thích hợp.
16 + 17. Jonh (watch) ___________ TV when his friend (ring) _________ him up last night.
18+ 19. You (be) ____________ able to speak English better if you (learn) __________ harder.
20. How much time do you spend (watch) _____________ TV every day ?
21+22. Nam (not visit) ___ the museum with his class last Sunday because he (catch) ____ a cold.
23 + 24. Boys like (play) _____ marbles or catch while girls enjoy (skip) ______ rope or chatting.
25. Keep silent, please.Our teacher (explain) ______________ the lesson.
cần gấp mọi nhười giúp mik với nhanh lên !!!
16+17.was watched/rang
18+19. would be/learned
20. watching
21+22. didn't visit/caught
23+24. playing/skipping
25. is explaining