单项选择题
A．To protect her from getting scratches. B．To help relieve her of the pain. C．To prevent mosquito bites. D．To avoid getting sunburnt.
A．we increase the insulation of walls and water pipes B．we choose simpler models of electrical appliances C．we cut down on the use of refrigerators and other white goods D．we choose the most efficient models of refrigerators and other white goods
A．convince B．persuade C．counsel D．preach