Which of the following we can't use when we make a telephone call?
| A．Who's that? | B．Who's calling'? |
| C．Who's speaking? | D．Who are you? |
- Which month has_____ days in a year?
-February.
| A．few | B．little | C．the least | D．the fewest. |
The air in our city is getting much_____ now than a few years ago.
| A．clean | B．cleaner |
| C．cleanest | D．the cleanest |
We have to stay at home_____ the bad weather.
| A．but | B．because | C．because of | D．although |
If you see the cartoon film, it will make you_____.
| A．to laugh | B．laugh | C．laughing | D．laughed |
_____ a good time we had yesterday!
| A．Where | B．How | C．What | D．Why |