— You’ve worked there for half a year. What do you think about your boss?— He is a person who would try his best to ________ his purpose.
The old man __________ in Tibet for two years as a volunteer teacher;it is an experience he often mentions.
Qian Xuesen tried many times _________ he found the solution to the puzzle about space technology.
Thosethe exam cheat mustanother exam tomorrow afternoon.
He admitteda lie in order to avoid.
I your success although you are in difficulty now.