Wang Ping found the new surroundings difficult ______.
| A．to tolerate | B．to be tolerated | C．tolerating | D．being tolerated |
The island where these rare birds nest has been declared a _________area.
| A．observation |
| B．reservation |
| C．preservation |
| D．conservation |
As the proverb ____, an enemy in disguise is a wolf in sheep’s ____.
| A．runs; dress |
| B．says; clothes |
| C．speaks; cloth |
| D．goes; clothing |
After the quarrel, I tried all my best to fix the misunderstanding between us, but all my efforts seemed .
| A．in vain |
| B．in case |
| C．in time |
| D．in trouble |
This is a(n) __________ arrangement, not a permanent one.
| A．frequent |
| B．temporary |
| C．actual |
| D．individual |
When the boy playing by the river fell into the river, I was out of the room _______.
| A．in flash |
| B．in a flash |
| C．as a flash |
| D．for a flash |