While walking around the Xixi National Wetland Park, I found there were tens of thousands of people, young and old, ______ for the flower festival. Beautiful indeed!
| A．dressed up | B．come up | C．picked up | D．turned up |
I was ________ at the letter, which was _________ to my classmates..
| A．amaze;amazing | B．amazing; amazed |
| C．amazed; amazing | D．amaze;amaze |
---So you made it?
---Yes. It was so dark that we managed to avoid ________.
| A．seeing | B．to see | C．being seen | D．to be seen |
Chengdu has _______traffic that all the schools in it had a day off on the first day of the Western China International Economy and Trade Fair (西博会)to avoid traffic jams.
| A．such a heavy | B．such heavy |
| C．so heavy | D．so heavy a |
To her joy, Della earned first the trust of her students and then _______of her colleagues.
| A．that | B．one | C．ones | D．those |
If we _______ now to protect the environment, we'll live to regret it.
| A．hadn't acted | B．haven't acted |
| C．don't act | D．won't act |