题目内容：

The following _____ some other examples.
A.are B.is
I have finished a large part of the book,the rest of which ____ more difficult.
A.is B.are c.was d.were

优质解答

第一题选B
第二题选A
因为 following 表以下 非可数名词 所以用IS
第二题因为时态是现在完成时 所以用IS