问题
选择题
Many students ______ changes to show themselves in class because the class size is too big.
A．don't give
B．aren't given
C．haven't given
D．won't give
答案
答案：B
题目分析：句意：因为班容量太大，在课上，许多学生没有被给机会来展示自己。根据because the class size is too big.可知此处用一般现在时，又主语many students与位于give之间表示被动关系，故用被动语态，故选B。