——What’s your mother?
——She_________ a teacher, but now she is a doctor.
| A．used to be | B．was used to | C．use to be | D．is used to be |
Julia ________drinking water over an open fire when I saw her.
| A．was boiling | B．boiled |
| C．is boiling | D．has boiled |
It was reported last week that a small earthquake________ in Songyuan, Jilin Province.
| A．took off | B．took down |
| C．took place | D．took up |
Parents should educate their children________ after themselves from a young age.
| A．looking | B．looked | C．look | D．to look |
---May I take photos in the history museum?
---No, you ________. It’s not allowed there.
| A．won’t | B．needn’t | C．mustn’t | D．wouldn’t |
Liu Yu said that he was serious ________ being a professional runner and his parents had nothing ________ his running.
| A．about; for | B．of; against |
| C．about; against | D．of; for |