Charlie was a rich boy who had more toys than you could imagine. A time came when he was s

问题补充：

Charlie was a rich boy who had more toys than you could imagine. A time came when he was so used to all his toys he began to want something different.

A. as

B. which

C. that

D. when

答案：

A. as

B. which

(答案→)C. that

D. when

解析：句意：查理是一个富裕的男孩,比你想象的有更多的玩具。一个时间来到了,他是如此习惯于他所有的玩具以致于他开始想要不同的东西。so… as应该用在否定句中，故排除A；这里不是定语从句排除B；so…that如此……以致于。when当……时候。根据句意故选C。