一道easy英语选择题

题目

一道easy英语选择题
--I tried ____out the maths problem but I failed.
--Why not ____ it some other way?
A.working,to try doing
B.to work ,try doing
C.to work,try to do
D.working,to try to do

答案

楼上错!Why not do sth
这是考你 非谓语动词
try doing 表示 试着做..
try to do 表示 尽力做...
所以 选 B