单项选择题
The beef I ate at the restaurant yesterday is delicious. I'd like to have it again even if it costs（）
A.as wice much B.much as twice C.as much as D.twice as much
单项选择题 Some of the citizens have been（）medals for bravery.
单项选择题 I don't think this kind of medicine has any（）
单项选择题 （）for the Olympic Games begins about ten years in advance.
