单选题
公共英语一级
2012-06-27
__________a teacher and some students in the classroom.
A．There are
B．There has
C．There is
参考答案
C
答案解析
考查主谓一致。这是个There be句型，be要用单数还是复数形式应由后面表语的数的形式决定。本题中表语显然是复数，故要用are。注意，不能因为紧邻空格的是单数a teacher而用is。
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