Foreign visitors will get lost easily in new Taixing ________ they have a map.
| A．until | B．if |
| C．whether | D．unless |
—I think trees ____________ twice a week in such hot weather.
—Yes, I agree. Or they may die without water.
| A．must water. | B．are watered. |
| C．must be planted. | D．must be watered. |
—Crum, help yourself to the fish my mother cooked!
—Thank you. En, it looks__________ and tastes__________.
| A．beautiful, good. | B．beautifully, well. |
| C．beautiful, well. | D．beautifully, good. |
—What were you doing when you heard Malaysian airlines flight lost?
—I my homework.
| A．were doing. | B．am doing. |
| C．was doing. | D．is doing. |
—Of all your coats, why do you like this one best?
—Because it’s _________ than the others.
| A．much beautiful. | B．more expensive. |
| C．much cheap. | D．much more beautiful. |
—Jeff, your bike looks beautiful __________it is a little old.
—Thank you. I got it on my tenth birthday.
| A．but. | B．though. |
| C．as soon as. | D．because. |