Aren’t you ____ that Wang Kai got full marks in the English examination? —- Yes, it is really _______.

Many experts hold the view ____teacher development is _____the key to better education lies

He was a stranger in this town, so thelocal people didn’t know _______.

That is the man ____ house the police found the lost computer last week.

Mr. Wu said he ______ us to the zoo the next week.