--Go for a picnic this weekend, OK?
-- ____. I love getting close to nature.
| A．I couldn’t agree more | B．I afraid not. |
| C．I believe not | D．I don’t think so. |
I won’t call you, ___________ something unexpected happens.
| A．unless | B．whether | C．because | D．while |
It is better to ask someone for advice rather than ___________something.
| A．risk doing | B．risk to do | C．to risk doing | D．to risk to do |
---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 |
——I’m sorry that I didn’t work out this problem.
——It’s ___________our ability. I didn’t work it out, too.
| A．over | B．beyond | C．more than | D．above |
The manager suggested an earlier date ____________ the meeting.
| A．on | B．for | C．about | D．with |