— I must go now. My plane is ready to take off.
— Goodbye! ______.
| A．With pleasure | B．Have a pleasant trip |
| C．Sounds great | D．Good luck |
--- What is he doing for vacation?-- He’s _______________.
| A．going camp | B．go camp | C．go camping | D．going camping |
I think walking is________ our health.
| A．good at | B．bad at | C．well in | D．good for |
We're tired because we have ________ yin.
| A．too many | B．too much | C．many too | D．much too |
Do you think ________ necessary to take the second turning?
| A．him | B．it | C．I | D．that |
I try to eat junk food only once a month _____ I love it.
| A．through | B．but | C．and | D．although |