WashingtonD.C（华盛顿）is ____of America.
A. a capital B. capital
C. the capital D. an capital
Lots of students are_________ in tigers and other wildlife.
| A．interested | B．interest |
| C．interesting | D．doing |
Why does Liu Tao look all day long?
| A．sleepy | B．sleep |
| C．to be sleepy | D．sleeping |
Our English teacher often asks us_________ English _____in class.
| A．speak; loud | B．to speak; slow |
| C．speak; loudly | D．to speak; loudly |
I’m sorry I’m late again________ the heavy rain.
| A．as | B．so |
| C．because | D．because of |
If it_________ tomorrow, I’ll go birdwatching with my father.
-----That’s a good idea.
| A．won’t rain | B．rains |
| C．sunny | D．is fine |