— You should have helped your mom wash the dishes．
—I meant ．But she is always telling me to study．
A. to do
B. to
C. doing so
D. doing
网友回答
A. to do
(答案→)B. to
C. doing so
D. doing
解析：考查省略句，句意：你本应该帮助你的母亲刷洗碗筷的。我打算帮，但是她总是告诉我要学习。短语：打算做某事mean to do,此题用to,后省略了help my mom wash the dishes,所以选B。