講解答案:
1. D 依據文章第二段第一行和第二行... the U. S. leadership in public relations is being threatened by PR efforts in other countries.可以判定 D 為正確選項。
2. B 依據是文章第二段第四行開始 A recent survey found that more than half of all British companies included PR as part of their corporate planning activities, compared to about one-third of U. S. companies.可以判定B正確。
宣布的