--- You were out when I went to visit you yesterday.
---Oh, I________ for a friend from England at the airport.
| A．was waiting | B．had waited |
| C．am waiting | D．have waited |
- Wow, you look so great in your new dress.
- Thanks! I _______ it when I went shopping with mom last week.
| A．buy | B．will buy |
| C．am buying | D．bought |
Try to smile more because a smile costs_______, but gives so much.
| A．something | B．anything |
| C．nothing | D．things |
To everyone's surprise, the 5-year-old boy_______ play the piano so well.
| A．can | B．may |
| C．has to | D．must |
- Julia you look so unhappy. What happened?
- Mary invited everyone else in my class to her birthday party_______ me and I don't know why.
| A．with | B．behind |
| C．for | D．without |
Don't cry. Why not give yourself_______ try?
| A．other's | B．another |
| C．the other | D．the others |