My mother _________ a history teacher.
| A．used to being | B．is used to being |
| C．used to be | D．is used to be |
I’m sorry I’m late again______ the heavy rain.
| A．as | B．so | C．because | D．because of |
Everyone should do something ______ wild animals.
| A．to protect | B．protecting | C．protect | D．to protecting |
— We’re going to play in Jinshan Park this week.
— Really? ______!
| A．Enjoy yourselves | B．Congratulations |
| C．It’s nice of you | D．Come on |
It was a great day, ______ we did not enjoy it at the beginning.
| A．and | B．but | C．or | D．then |
— How is it going?
— _____ .
| A．Thank you | B．You’re welcome |
| C．Let me see | D．Pretty good |