____mountain village you see today is ____ fast-developing and energetic one, quite different from what it used to be.
Jack, who pretended, heard, however, every word that was said.
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.