33. When a student asks_________it is worth staying up doing their lessons, a teacher may find it difficult to answer.
_______ from father to son, the music has not changed for centuries.
—Why are you going to make your journey in Hainan?—I really _______the place.
---I decided to travel round Yunnan for a year.---_______? You have just started a new job.
I’m sorry. __________ for my illness, I would have come to give you a hand.
---Do you mind if I smoke here?---_______, actually.