Little _______ that the region was rich in natural resources about four decades ago.
| A．we did know | B．knew we | C．did we know | D．we knew |
The school had promised to keep parents fully _____ about the conditions of their children at school.
| A．inform | B．informing |
| C．informed | D．being informed |
The manager should take_______ action if safety standards are not being met.
| A．awkward | B．average |
| C．appropriate | D．automatic |
— Sir, you are fined for speeding. Please sign here.
— Fined? Speeding? ______.
| A．Are you all right? |
| B．You can't be serious! |
| C．I'm a foreigner. |
| D．It doesn't matter. |
— Oh, my God，I left my portable computer in the taxi!
— ______. Let’s call the taxi company first．
| A．Pray for it | B．Cheer up |
| C．Forget it | D．Calm down |
Supporters of underground development say that building down ______ building up is a good way to use the earth’s space.
| A．as well as | B．other than |
| C．rather than | D．more than |