He was appointed as _____ president of the university yesterday. Wearing a jacket and _____ tie today, he is giving a speech on the platform.
| A．the:/ | B．a; a | C．/;/ | D．the; a |
——How wise of you to come round，but why？
——______ that all is right.
| A．See | B．To see | C．Seeing | D．For seeing |
（年福州市高三适应性练习）30. In general, _______ energy, we turn off the lights for Earth Hour on the last Saturday in March.
| A．saved | B．saving | C．to save | D．having saved |
（年北京市西城区高三5月二模试题）24. Grandpa was shocked by the news. Rarely ______ him so quiet.
| A．do I see | B．had I seen | C．I had seen | D．I saw |
He_____ articles for our wall-newspaper these years, and he____ about thirty articles.
| A．has written; wrote | B．has been writing; wrote |
| C．is writing; has been writing | D．has been writing; has written |
6．Jack and Samantha ____________ for their wedding for a whole week but nothing is really done．
| A．have prepared | B．are prepared |
| C．have been preparing | D．prepared |