My mom is ____ teacher. She’s ____ English teacher.
A. a; an B. a; a C. an; a
Do you know the little boy ________ is helping the old man cross the road?.
| A．which | B．who | C．whom | D．whose |
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 |