He’s watching TV? He’s______to be cleaning his room.A、knownB、supposedC、regarde

游客2025-04-01  0

问题 He’s watching TV? He’s______to be cleaning his room.

选项 A、known
B、supposed
C、regarded
D、considered

答案 B

解析 “be supposed to do sth.”构成固定用法,意为“should do sth.”。
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