After a quick dinner, they set off ______ car and made ______ the nearest town.
| A．by, to | B．in, to | C．by, for | D．in, for |
Earth Day is a reminder that we need to care about the world we live in and that we should learn to ____________ life and nature.
| A．respect | B．look on |
| C．care for | D．admire |
We are told to read the passage and find the sentences that ________ the argument.
| A．promote | B．show |
| C．design | D．support |
In my opinion, he is a(n) ________ person, that is, he says what he thinks.
| A．modest | B．respectful |
| C．outspoken | D．easygoing |
Only after Mary read her composition the second time________ the spelling mistake.
| A．she noticed | B．she has noticed |
| C．did she notice | D．does she notice |
Most people think that it is ________ to spend some time surfing the Internet, but we shouldn't be too dependent on it.
| A．worth | B．worthwhile |
| C．worth of | D．worthy of |