But for their common interests, they_____ cooperated so smoothly in the investigation of the case.
| A．could have | B．will not have | C．could not have | D．have not |
The storm kept me＿＿＿＿＿all through the night.
| A．awake | B．awoke | C．awaked | D．awoken |
When they heard the bad news, they all looked＿＿＿＿
at the master and felt quite＿＿＿＿＿.
| A．sad； sad | B．sadly； sadly | C．sad； sadly | D．sadly； sad |
Dracula and Frankenstein are＿＿＿＿＿film characters.
| A．frighten | B．frightened | C．frightening | D．frightenly |
—— Mum, I think I’m ＿＿＿＿＿ to get back to school.
—— Not really, my dear. You’d better stay at home for another day or two.
| A．so well | B．so good | C．well enough | D．good enough |
Greenland, ＿＿＿＿＿island in the world, covers even two million square kilometers.
| A．it is the largest | B．that is the largest | C．is the largest | D．the largest |