单项选择题
A.optimistic B.unconcerned C.enthusiastic D.positive
A.TV can make advertisers aware of their products. B.TV is more popular than any other medium in the United States. C.TV covers a large audience at the same time. D.TV carries more national advertising than other media in the United States.
A.Europe in Misery. B.Drought Attacks Europe. C.Be Economical with Water. D.Europe, a Would-be Africa.