--- You can use MSN to talk with Vivien on the Internet.
--- I know. But can you tell me ________?
| A．when I can use it | B．what I can use it |
| C．why can I use it | D．how can I use it |
Michael Jordan has failed over and over again in his life．And that’s _________ he succeeds．
| A．what | B．when | C．why | D．where |
Auatar（阿凡达）is such _________ wonderful science fiction movie that I want to see it _________ second time．
| A．a, a | B．a, the | C．／, the | D．／, a |
—_________ do you have PE lessons?
—Three times a week．
| A．How long | B．How soon | C．How many | D．How often |
You have to leave now _________ you can catch the early bus．
| A．so that | B．as soon as | C．because | D．if |
The little elephant is afraid to go alone．He always walks _________ his mother．
| A．besides | B．beside | C．below | D．under |