He _________ in a hospital in Beijing, but now he services ORBIS, traveling around the world.A. was used to work B. used to working C. used to work
— If my unclenext weekend, we with him. — Sounds great!
— there a number of sheep on the farm last year? — Yes.
Great changes ______ in our hometown in the last ten years.
____ he is very old, he is quite strong.
— Look! The tree is growing well. When ? — Sorry, I don’t know, either.