I think it will be difficult ___ a robot  ___

试题详情及答案解析

I think it will be difficult ___ a robot ____ the same things as a person.

A．as, to do

B．for, to do

C．for ,doing

D．as, doing

答案：B

试题分析：句意为：我认为，对机器人来说做和人一样的事情会很难。“It’s+形容词+for sb to do sth”是固定句型结构，表示“做某事对某人来说是怎么样的”。结合选项可知应选B。
考点：考查固定句型结构。