The foreigners find _____difficult to learn Chinese well.
| A．this | B．that | C．it | D．those |
Our English teacher is very popular among students because he always keeps his classes _____.
| A．lively | B．friendly |
| C．freely | D．happily |
_______everyone else brings a gift to the party?
| A．What if | B．What about |
| C．What will | D．What would |
Bad luck! I tried many times but _______again this time.
| A．succeeded | B．failed |
| C．received | D．achieved |
There used to be a lot of tall buildings,_________?
| A．didn’t it | B．didn’t there |
| C．wasn’t there | D．did there |