We ______ last night, but we went to the concert instead.
| A．must have studied | B．might study |
| C．should have studied | D．would study |
_____ means to do what you promised.
| A．Keeping your words | B．Giving your word | C．To keep your word | D．To have words |
It is our ______ to enjoy the moon on Mid-Autumn night.
| A．habit | B．custom | C．hobby | D．rule |
______ him and then try to copy what he does.
| A．Mind | B．Glare at | C．Stare at | D．Watch |
---- Happy New Year to you!
---- ______! By the way, how do people ______ New Year in your country?
| A．Thanks; honour | B．Happy New Year to you; respect |
| C．It’s kind of you; congratulate | D．The same to you; celebrate |
I met an old friend __________ on the train yesterday.[
| A．by chance | B．on purpose | C．in fact | D．in return |