Always acting in a strange manner，Einstein must have ________ to people around to be mad.
| A．appeared | B．showed |
| C．thought | D．imagined |
---Why do you look so happy?
---My aunt has bought a new car and she will invite me to go for a _____ this weekend.
| A．surf | B．ride | C．run | D．hike |
Free medical service is _____ to all the members of the factory.
| A．possible | B．available |
| C．enthusiastic | D．worthwhile |
Many things _____ impossible in the past are quite common today.
| A．having being considered | B．considered |
| C．are considered | D．considering |
Have you ever been to Mount Huangshan, _____ is famous for its towering pine forests and "sea of clouds"?
| A．which | B．where | C．that | D．what |
We _____ his idea for a music club, and decided to have an art club _____.
| A．accepted; instead of | B．disagreed; instead |
| C．rejected; instead | D．agreed; instead of |