While in university, we were offered a number of afterschool activities to _____ our social skills．
| A．create | B．grow | C．develop | D．settle |
Electricity ,like other forms of_________ ,has greatly increased in price.
| A．strength | B．force | C．power | D．energy |
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 |