.Shortly after we .the chairman took his place and declared the meeting open . 
| A．sat ourselves | B．seated down | C．were seated | D．seated |
In the good care of the nurses, the boy is _________ recovering from his disease.
| A．quietly | B．actually | C．frequently | D．gradually |
Ladies and gentlemen, please fasten your seat belts. The plane ________.
| A．takes off | B．has taken off | C．is taking off | D．took off |
The chairman thought ________ necessary to invite Professor Smith to speak at the meeting.
| A．hat | B．it | C．this | D．him |
As______ matter of fact, _______beauty of nature there made a deep impression on me.
| A．a; the | B．a; / | C．the; the; | D．/; the |
---- What an interesting film it is! I really enjoyed it!
----________. I really fell asleep.
| A．Yes, you are right | B．No, I don’t think so |
| C．So it is | D．No, you’re wrong |