问题
选择题
—Have you found out the telephone number I need?
—Yes,but ______,I have sit here for nearly a half hour.
A.for finding it out
B.to find it out
C.for finding out it
D.to find out it
答案
答案:B
从句中上下文看,空白处填一个表目的的不定式才符合句意,for加动名词不能表目的,故A、C两项不对。D项不合语法。