Before joining the Department of Defense, Mr． Panetta _______ as director of the CIA from February 2009 to June 2011．
| A．would serve | B．served | C．was served | D．had been served |
We have a fine of the lake from our hotel window.
A. scene B. sight
view D. scenery
It’s well-known that ________ World Exposition in 2010 is quite ________success.
A. 不填; a B. The; a
The; 不填 D. 不填; the
—We’ve missed the train!
—________, there will be another in ten minutes.
A. I’m sorry B. Excuse me
I beg your pardon D. Never mind
The audience was _____ very young children so there was a lot of noise while the concert was going on.
| A．made up from | B．made up for | C．made up into | D．made up of |
The chairman thought _____ necessary to invite Professor Smith to speak at the meeting.
| A．that | B．it | C．this | D．him |