试题题干
Rewrite the following sentences as required.
Using a cleft sentence:
President Kennedy's 1961 White House Conference on Aging first focused the nation's attention on the concerns of old people.
参考答案
试题解析
强调句为It is/was···that···句型。 句意：首次把国家的注意力集中在老年人的关注上发生在甘乃迪总统1961次白宫老龄问题会议上。