--- What do you think of pollution of the big factory?
--- It’s a serious problem. We should _____ all the people to do something for it.
| A．put up | B．call up |
| C．set up | D．give up |
I will never forget the day____ we spent in the old town with small houses.
| A．who | B．whom | C．that | D．what |
—Would you like to see the comedy with me?
—Yes, I’d love to. I like the movies ______ can make me laugh.
| A．that | B．who | C．what | D．how |
–Do you still remember the city ____ we visited last year ?
--You mean Zhengzhou? I know there is a factory____ your mother worked.
| A．that, which | B．where, that |
| C．which, where | D．where, where |
The rubbish _____ is produced every day is becoming a serious problem in cities around the world.
| A．that | B．who | C．where | D．whom |
After Mandela was free (自由的) in 1990, he chose to shake hands with the people ________ wanted to kill him.
| A．whose | B．which | C．/ | D．who |