单项选择题
The police made an （）to the public to remain calm.
A.appealB.connectC.pierceD.charge
单项选择题 Your passport application form should be（）by two recent photographs.
单项选择题 It is very convenient to pay by（）card.
单项选择题 His wife is a（n）（）housekeeper.
单项选择题 The fields were（）every year by the run-off water from the mountains.
单项选择题 The picture（）the seriousness of pollution on our planet.
