--- Hi, Tracy, you look tired.
--- I’m very tired. I ____ the living room all day.
| A．painted | B．had painted | C．am painting | D．have been painting |
There’ s a big difference between saying you’ll do something and ________doing it.
| A．frequently | B．gradually |
| C．fluently | D．actually |
She understood what I was talking about，________it was the first time we had spoken together.
| A．whether | B．even though |
| C．as though | D．since |
More than one teacher _____ thought highly of the boy.
| A．has | B．have | C．is | D．are |
In any eme rgency, you should always remain _____.
| A．calm | B．silent | C．quiet | D．still |
The number of people who can afford to buy their own houses ________ more than 80%, but a number of houses _________.
| A．are; hasn’t been built | B．are; has built |
| C．is; haven’t been built | D．is; have built |