Every means has been _________. No one is effective.
| A．trying out | B．tried in |
| C．tried on | D．tried out |
His sister left home in 1998,and__________ since.
| A．wasn’t heard of | B．hadn’t heard of |
| C．hadn’t been head of | D．hasn’t been heard of |
–I won in the match! --- !
Bad for you B. Good for you C. Good news for me D. Bad news for me
After several days of social activities, I decided to _ on my research on the human behaviors.
| A．fix | B．settle | C．set | D．concentrate |
I came to the music hall, I got addicted to the tone.
| A．The first time | B．For the first time | C．First time | D．First |
you wouldn’t like to go there, you’d stay where you are.
| A．Although | B．While | C．Because | D．Now that |