When leaving the room,a guest is _________to make sure to have the lights and the TV turned off. ( 章节:7 难度:4)
- A、encourage
- B、encouraged
- C、encouraging
- D、encourage ment
正确答案:B
答案解析:有

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When leaving the room,a guest is _________to make sure to have the lights and the TV turned off. ( 章节:7 难度:4)

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