A．They were made for earning a living．
B．They were delicate geometric figures．
C．They were small circus figures made of wire．
D．They were collected by a number of museums．
四个选项均是以They开头的过去时句子，因此询问的是过去发生的事情。B)、C)选项极为
接近，都是形容词作表语，修饰figures，因此推断这里的They指的就是figures(人物)，该题考查这些人物形象的相关内容。短文中指出Calder的早期作品都是用线制成的马戏团的小人物形象，后来才转向抽象的形象，故答案为C)。
A．They offer students a wide variety of courses．
B．They attract students from all over the world．
C．They admit more students than they can handle．
D．They have trouble dealing with overseas students．