I smoke out of ______ habit, not for ______ pleasure; for I have been in the habit for more than twenty years．
| A．the; a | B．不填; the | C．a: the | D．不填; 不填 |
Living in the country has its advantages, ____ freedom from pollution is the best.
| A．which | B．whose |
| C．from which | D．of which |
Growing around the lake ____ wild flowers of different colors.
| A．is | B．are | C．was | D．have been |
Man _____ as penguin has received more votes than Liberal Democrates.
| A．dressing | B．to be dressed |
| C．dressed | D．having dressed |
Staff(全体工作人员) were out with the council’s new ￡18,000 mowers last week, ____ grass in Brodfield, Bewbush and Gossops Green.
| A．cutting | B．cut |
| C．to cut | D．having cut |
A woman ____ her dog and puppy, when her puppy ___ .
| A．walking; ran off | B．was walking; ran off |
| C．walked; ran off | D．to walk; ran off |