One of the benefits of the new model is that it is easier ____ than the old one.
A、operating
B、to be operated
C、to operate
D、operated
【正确答案】:C
【题目解析】:在有些be+adj.+不定式的情况下,动词不定式的主动形式表示被动;这些形容词一般为easy,hard,difficult,important,interesting,heavy,pleasant, comfortable,sage等。此时动词不定式中的动词为及物动词。