--Do you know when the Chinese custom_________ from?
--It's hard to say. But its characteristics__________ the Tang Period.
| A．began ; prove | B．started ; show |
| C．is ; appear | D．dates ; suggest |
The Dragon Boat Festival, also called Double Fifth Festival, is ________ the fifth day of the fifth moon of the lunar calendar.
| A．congratulated on | B．reminded in |
| C．observed on | D．remembered as |
— Are you sure the delegation will come to our school next week?
— _____. The head of it has just emailed me about the departure time of their flight.
| A．No wonder. | B．You bet. |
| C．Don’t mention it. | D．Definitely not. |
— Joe, don’t forget to bring your laptop with you tomorrow, OK?
— Oh, thank you. I wouldn’t bring it if you _____ me.
| A．wouldn’t remind | B．haven’t reminded |
| C．hadn’t reminded | D．shouldn’t have reminded |
The painting______to someone who later donated it to the college.
| A．had sold | B．was sold |
| C．will sell | D．is sold |
I suggest you delete the useless files on the computer which _______ too much space.
| A．give away | B．make up |
| C．set aside | D．take up |