be suppod to的用法
►be (am / is / are) suppod to相当于日边红杏倚云栽should，表示按照规则、规律、义务或约定“应当；理应”去做某事，其中安全主题黑板报to为动词不定式符号，后接动词原形。如：
As a student, I am suppod to study hard.
区分上下联
Sandy is suppod to clean all the rooms.
What are you doing out of bed, Tom? You are suppod to be asleep.
历史是什么
►be (am / is / are) suppod to的否定式是在be (am / is / are)后加not；构成一般疑问句时把be (am / is / are)提至主语前。如：
The young man is not suppod to smoke on the bus.
Are we suppod to return the books on Friday?
夜深人静的时候
►was / were suppod to常用来把本应该发生的事与实际发生的事进行对照，可译为“本应
黑暗的诱惑
该”。如：
Emily was suppod to clean all the tables, but she forgot it.
【运用】
完成句子
1. 他们应该努力工作吗？
___________ they ___________ ___________ ___________ hard?
2. 你应该帮助那位老太太。
You ___________ ___________ ___________ ___________ that old lady.
3. 这个男孩不应该和他的老师顶嘴。
The boy ___________ ___________ ___________ ___________ back to his teacher.
4. 我应该按时去参加她的生日派对。
___________ ___________ ___________ ___________ to her birthday party on time.
5. Susan本应该清洗餐具的，但是她忘了。
Susan ___________ ___________ ___________ ___________ the dishes, but she forgot it.
答案
1. Are; suppod to work 2. are suppod to help
3. isn’t suppod to talk 4. I’m suppod to go 5. was suppod to do / wash
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