A great number of people were killed in the big fire, and the number of the people who _____ missing _______still increasing.
| A．were; was | B．are; is | C．were; is | D．are; was |
Many approaches have been _____ to control the spread of the terrible virus “Ebola” so far.
| A．occupied | B．defended | C．employed | D．settled |
The failure of their friendship was closely related _____ other people’s privacy.
| A．to not his respecting | B．to his not respecting |
| C．his not to respect | D．his not to respecting |
—Will Jane join in our party tonight?
—Yes, but I’d rather she _____.
| A．wouldn’t come | B．hadn’t come |
| C．didn’t come | D．weren’t to come |
These trees must have been planted three years ago, _____?
| A．mustn’t they | B．weren’t they |
| C．didn’t they | D．haven’t they |
Never should we forget the anti-Japanese war and sufferings _____ caused to people.
| A．it | B．which | C．that | D．what |