题干
In order to eat safely, I think we make some food by ourselves instead of buying some.
A：used to
B：prefer to
C：had better
D：are supposed to
答案(点此获取答案解析）
C
In order to eat safely, I think we make some food by ourselves instead of buying some.
A：used to
B：prefer to
C：had better
D：are supposed to
