问题 选择题

It took a long time for the connection between body temperature and illness __________.

A.to make

B.to be made

C.making

D.being made

答案

B。

此题考查的是It takes a long time for…to do sth结构。to be made之所以要用不定式的被动式是因为the connection与make之间为被动关系,比较:make a connection(建立联系)。

单项选择题
单项选择题