Question

        difficult to understand, the lecture was poorly thought of

1. A.
   Sounded
2. B.
   Sounding
3. C.
   To sound
4. D.
   Being sounded

Answer 1

B
试题分析:考查非谓语动词。从结构可知     difficult to understand,在句中做原因状语，而不定式在句首做状语时表示目的，故排除C选项。句子主语 the lecture和sound之间是主动关系，所以用现在分词做状语，正确答案为B。句意：听起来很难理解，这个报告被评价很低。
考点：考查非谓语动词。