I hadn't seen my old friend for many years, so I didn't __________ his voice on the phone just now.
| A．know |
| B．recognise |
| C．record |
| D．remember |
____once a year by fire officials, whether a school is large of small, is a regulation that must be carried out in this country.
| A．Inspected | B．Being inspected |
| C．Inspecting | D．Having been inspected |
We were delayed at the airport. Otherwise, we_______ here by lunch time.
| A．must be | B．must have been |
| C．would be | D．would have been |
When _____ with prices of goods, the quality of the goods has to be taken into consideration.
| A．compared | B．comparing |
| C．to compare | D．being compared |
— This apple pie is too sweet, don’t you think so?
— ____________. I think it’s just right, actually.
| A．I hope so | B．Not really |
| C．Sounds good | D．No wonder |
Not until all the fish died in the river ____________ how serious the pollution was.
| A．did the villagers realize |
| B．the villagers realize |
| C．the villagers did realize |
| D．didn’t the villagers realize |