Nobody except Tom and Mary in the classroom. The other students are watching the basketbal

问题补充：

Nobody except Tom and Mary in the classroom. The other students are watching the basketball game on the playground now.

A. am B. is C. are

答案：

解析：考查主谓一致。在英语中，当主语后有with, together with, along with, except, besides, as well as 等短语时，谓语动词的数要和这些短语前面的名词或代词的单复数保持一致。第一句中的主语为nobody，因此谓语动词用单数is。