My sister is only two years old, and I have to _____ her on Sunday.
| A．look for | B．look after |
| C．look like | D．look at |
--- How long have you _________ there?
--- For about one week.
| A．reached | B．gone | C．arrived | D．studied |
I'm expecting a pet dog for long，but mom has no time to buy _________ for me．
| A．it | B．one | C．this | D．that |
Michael Jordan is a man who never gives up 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 |
—Are you going to help John with his Chinese this evening?
—No，He ________ to England．He will be back next month．
| A．returned | B．has returned | C．returns | D．will return |