Question

4.    difficult to understand, the lecture was poorly thought of.

A. Sounded    B. Sounding

C. To sound   D.  Being sounded

Answer 1

4.    B考查非谓语动词。sound此处用作系动词，没有被动语态，也不用过去分词表示被动。句意：听起来很难理解，这个演讲得到的评价很低。