It was in 1969 that the American astronaut___on the moon
| A．succeeded to land |
| B．succeeded in landing |
| C．succeeded landing |
| D．succeed in landing |
–Do you know who invented _______ telephone?
- No, but it is really _______ most useful invention.
| A．the; / | B．a; a | C．the; a | D．a; the |
——Excuse me! Sir, is the swimming pool open all day?
——________.Only from 6:00 p.m. to 10:00 p.m.
| A．That’s right | B．Yes,of course |
| C．Sorry, I’m not sure | D．Sorry, I’m afraid not. |
——Are you satisfied with his answer?
——Not at all. It couldn’t have been________.
| A．the worst | B．better | C．worse | D．so bad |
The universities have got bigger in size , ________many more middle school graduates the chance of higher education.
| A．allows | B．allowing | C．allowed | D．to allow |
All the employers except the manager________to work on line at home.
| A．encourages | B．is encouraged | C．encourage | D．are encouraged |