Houston Rockets, ______ led by as many as 10 points in the first half, has dropped three straight after winning eight matches.
| A．which | B．that | C．it | D．when |
The Roman Empire __________ for several centuries.
| A．exists |
| B．existed |
| C．was existed |
| D．is existing |
-How long has the United Nations __________？
-__________1945.
| A．come into existence; In |
| B．been in existence; Since |
| C．been in existence; From |
| D．come into existence; For |
It seems __________ the poor guy is going to die of __________.
| A．that; scare |
| B．as though; fright |
| C．as if; frighten |
| D．that; scared |
We saw a __________ big snake in the grass yesterday, which __________ all of us to death.
| A．frightened; frightened |
| B．frightened; frightening |
| C．frightening; frightened |
| D．frightening; frightening |
Hearing the __________ news, the little girl stared at the stranger with __________ eyes.
| A．frightened; frightening |
| B．frightening; frightened |
| C．frightening; frighten |
| D．frighten; frighten |