问题补充:
— Why is the librarian looking so hard at me?
— You to read aloud in the reading room
A. don’t suppose
B. haven’t supposed
C. are not supposed
D. were not supposed
答案:
A. don’t suppose
B. haven’t supposed
(答案→)C. are not supposed
D. were not supposed
解析:根据句子意思,应选用be supposed to应该做……、被要求做……,故排除选项A、B;分析上文情景,句中动词使用现在时形式,强调现在的状态,所以,再排除选项D。