(2011·湖南高考)The ability an idea is as important as the idea itself.
A. expressing
B. expressed
C. to express
D. to be expressed
网友回答
A. expressing
B. expressed
(答案→)C. to express
D. to be expressed
解析：选C 考查非谓语动词。ability 后常接不定式的一般式的主动形式作定语，意为“做……的能力”。句意： 表达思想的能力和思想本身一样重要。