单项选择题
The blue whale is（）largest animal in the world.
A.a B.the C.–（不填） D.the most
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（）
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（）
