The conference the_____ possibility of closer trade links.
| A．rejected | B．investigated | C．proposed | D．postponed |
---Why do you look so upset?
---There are so many troublesome problems _____.
| A．remaining to be settled | B．remained settled |
| C．remaining to settle | D．remained to be settled |
— Alice told me you called yesterday.
— Yes, I had a problem with Jane, ___________I thought you could help me with, but you were not in.
| A．who | B．whom | C．that | D．which |
_____, and I believe you will realize your dream.
| A．Making a little bit more effort | B．Make a little bit more effort |
| C．To make a little bit more effort | D．If you make a little bit more effort |
—How long do you think the terrible snow will_____ ?
—Sorry, I didn’t listen to the weather forecast.
| A．keep out | B．keep on | C．keep up | D．keep away |
Most disaster experts believe there is the potential ______ things could get a lot worse.
| A．what | B． where | C．which | D．that |