答案选C
make sure to do something(固定搭配的)
=make sure that 主+V
make sure that you should take a pen...
A原形动词不对
B:ing这里不与make sure搭配的.
D意思不对,结构也不对的.
答案选C
make sure to do something(固定搭配的)
=make sure that 主+V
make sure that you should take a pen...
A原形动词不对
B:ing这里不与make sure搭配的.
D意思不对,结构也不对的.