It is reported that single-parent children _____ some of the functions that the absent adult in the house would have served.
| A．take up | B．take over | C．take in | D．take on |
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 |
Asia and Europe, _____ two different continents, _____ together by mountains and rivers, and belong to the same geographic plate.
| A．being; are linked | B．to be; are linking |
| C．are; are linked | D．are; linked |