In the school,about twenty percent of the students __ from American now

问题描述:

In the school,about twenty percent of the students __ from American now
A are
B is
C comes
D canme

答案是A
be from=come from,来自.
这题的主语是students是复数,所以用are.
句子意思为,现在,我们学校大约20%的学生都来自美国.