They wanted to charge $6,000 for the house, ____ we managed to bring the price down.
| A．but | B．so | C．since | D．when |
____ most children nowadays are the only chidren, they tend to be more self-centered．
| A．Ever since | B．Now that | C．Only if | D．Even though |
—It’s a long journey．My car couldn’t make it．
—You can drive my car．It’s quite old, but it’s still pretty ____．
| A．reliable | B．convenient | C．supportive | D．available |
The black furnishings in his house provide an interesting ____ to the white walls．
| A．comparison | B．contrast | C．opposition | D．difference |
—What happened to the young trees we planted last week?
—The trees ____ well, but I ____ them．
| A．might grow; hadn’t watered | B．needn’t have grown; didn’t water |
| C．would have grown; didn’t water | D．would grow; hadn’t watered |
—Clover, why didn’t you attend the meeting yesterday?
—I ____, but something unexpected happened．
| A．had | B．would | C．was going to | D．did |