26. The news that scientists so far haven’t found out the cause of bird flu discouraged some WHO officials,________?
| A．didn’t they | B．did it | C．didn’t it | D．did they |
When I woke up, I found myself ______ in bed and ______ by doctors and nurses.
| A．lying; surrounding | B．laying; surrounded |
| C．lain; surrounding | D．lying; surrounded |
— What does the sign over there say?
— No person ______ enter the area without the official permission.
| A．shall | B．may | C．must | D．will |
It’s the protection for the trees ______ really matters, ______ how many trees are planted each year.
| A．which; or rather | B．as; more than |
| C．what; other than | D．that; rather than |
I like this 3G cellphone very much, but it costs almost _______that one.
| A．four times as many as | B．as four times many as |
| C．four times as much as | D．as four times much as |
____ surprised me most was to see so many women crying sadly there.
| A．That | B．It | C．Which | D．What |