All the preparations_________, we're ready to start.
| A．made | B．being made | C．having made | D．have been made |
Children’s brains cannot develop properly _________ they lack protein.
| A．because | B．since | C．when | D．unless |
Afraid __________? This type of anxiety can deeply disturb people’s enjoyment of social relationships.
| A．of laughing at | B．to be laughed at |
| C．of being laughed at | D．being laughed at |
Experts and teachers all think that failure is not _____ a bad thing to some extent.
| A．greatly | B．necessarily | C．definitely | D．fully |
Although Albert Einstein would someday be _________ famous scientist, he did not like __________ school.
| A．a; 不填 | B．a; the | C．the; 不填 | D．the; the |
—Shall we go out for a meal tonight?
—__________. We haven’t been out for ages.
| A．No bother | B．That’s all right | C．Not really | D．I’d love to |