- 试题详情及答案解析
- Though the professor tried his best to explain the difficult question, the students still looked _____.
| A．confusing | B．being confused |
| C．to confuse | D．confused |
- 答案：D
- 试题分析：考查非谓语动词。look在此意思为“看起来”，是系动词，系动词的特征是可以接名词和形容词， 过去分词形式的形容词一般用来形容人物。句意：尽管教授尽他最大的努力来解释这道难题，但学生任然看起来困惑。故D正确。
考点：考查非谓语动词