The telephone lines were brought down by the _____ trees and branches.
| A．fall | B．fallen | C．fell | D．falling |
It is one of the funniest things ______ on the Internet so far this year.
| A．finding | B．being found | C．to find | D．found |
You ______ be hungry already — you had lunch only two hours ago!
| A．wouldn’t | B．can’t | C．mustn’t | D．needn’t |
______that he was in great danger, Eric walked deeper into the forest.
| A．Not realized | B．Not to realize | C．Not realizing | D．Not to have realized |
—Shall we go out for dinner tonight?
—______.
| A．You are right | B．It must be funny |
| C．That sounds great | D．Have a nice time |
Why are you so anxious? It isn’t your problem ______.
| A．on purpose | B．in all | C．on time | D．after all |