问题
选择题
of the students in our class money to the quake-hit areas these days.
A．Two third; have raised
B．Two thirds; has raised
C．Two three; have donated
D．Two thirds; have donated
答案
答案：D
本题考查的是用基数词+序数词，表示分数，作主语时，要根据of 后接的名词决定，如果是复数形式，相当于复数形式，而of 后接的是不可数名词，就相当于三单形式，故选答案为D