I don’t think the experiment is ______ failure. At least we have gained ______ experience for future success.
| A．/ ; the | B．a ; the | C．a ; / | D．/ ; / |
“You can’t judge a book by its cover,” ________ .
| A．as the saying goes old | B．goes as the old saying |
| C．as the old saying goes | D．goes as old the saying |
（2013·安徽卷)From space, the earth looks blue. This is about seventy-one percent of its surface is covered by water.
| A．why | B．how | C．because | D．whether |
（2013·安徽卷)It’s much easier to make friends you have similar interests.
| A．unless | B．when | C．even though | D．so that |
It’s not easy to change habits, ______ with awareness and self-control, it is possible.
| A．for |
| B．or |
| C．but |
| D．so |
______struck me most in the movie was the father’s deep love for his son.
| A．That |
| B．It |
| C．What |
| D．Which |