—Do you think I should accept the invitation to his birthday party?
—________ If I were in your shoes, I certainly would.
| A．None of your business. |
| B．Why not? |
| C．It depends. |
| D．I don't think so. |
I won’t call you, ________ something unexpected happens.
| A．unless | B．whether | C．because | D．while |
---The last one __________________ pays the meal.
---Agreed!
| A．arrived | B．arrives | C．to arrive | D．arriving |
A---It's a long time since I saw my sister.
---her this weekend?
| A． | Why not visit | B． | why not to visit |
| C． | Why not visiting | D． | Why don't visit |
The manager suggested an earlier date ____________ the meeting.
| A．on | B．for | C．about | D．with |
Some pre-school children go to a day care center, __________ they learn simple games and songs.
| A．then | B．there | C．while | D．where |