Question

Is this the very material that scientists ______ the 2012 London Olympic Games torch?

A. used to light                         B. are used to lighting

C. use to light                           D. are used to light

Answer

A

【解析】

试题分析：句意为：这正是那种科学家用来点燃2012年伦敦奥运火炬的材料。used to do sth过去常常做某事儿或者是用来做某事儿；be used to doing 习惯于做某事儿；be used to do sth 被用来做某事儿。科学家用来去点燃奥运火炬的材料，故答案应为A。

考点：考查固定短语的意思。