Question

【题目】It is said that Chinese people are living for others，________the Americans are for themselves.

A．while B．because

C．as D．since

Answer 1

【答案】A

【解析】连词。句意：据说中国人(总是)为别人而活，而美国人为他们自己而活。此处用while表示两者之间的对比，故选A。