---- May I smoke here?
--- If you , choose a seat in the smoking section.
| A．should | B．could | C．must | D．may |
She packed______ her job, and went off to Qingdao for the Navy celebration.
| A．away | B．off | C．up | D．out |
You waste much time______pig flu.on the internet..
| A．to know | B．knowing | C．know | D．to be known |
---- Is there a vaccine _____ pig influenza?, I’m anxious to know.
----- Don’t worry, there is a vaccine _____ for pigs against pig influenza
| A．for; available | B．against ; use | C．to; access | D．against; available |
Has she had a cold like pig flu. _____? for she is absent.
| A．if anything | B．or anything | C．for anything | D．anything but |
The teacher criticize me, so I must finish my essay about agriculture,farmer and rural areas today______.
| A．anyhow | B．somehow | C．anyway | D．somewhat |