Tom, you're not（）to go out tonight. It's raining heavily now.

Tom, you're not（）to go out tonight. It's raining heavily now.
A、supposed
B、ought
C、thought
D、considered
【正确答案】：A
【题目解析】：be supposed to do sth. 应该… 这道题容易误选B，之所以不选B是因为ought to 不能于be动词连用。