be supposed to的用法

be supposed to 的用法

用法一： be supposed to... 其中to是动词不定式符号，不是介词，其后要跟动词原形。当be supposed

to... 的主语是“人” 时，意为“应该……

”；“被期望……”，它可以用来表示劝告、建议、义务、责任等，相当于情态动词should。如：

Everyone is supposed to wear a seat-belt in the car.

每个人在汽车里都应该系安全带。

Teachers are supposed to treat all the students alike.

老师应该对所有的学生一视同仁。

用法：当be supposed to... 的主语是“物”时，它表示“本应；本该”，用于表示“某事本应该发生而没有发生”。如：

The new laws are supposed to prevent crime. 这些新法令本应该起到防止犯罪的作用。

The train was supposed to arrive half an hour ago. 火车本应在半小时之前到达。

用法三： be supposed to后面接“have + 过去分词”时，表示“本应该做某事而没做”。如：

You are supposed to have handed in your homework by now.

现在你应该已经把作业交上来了。

He is supposed to have arrived an hour ago. 他应该一小时前就到了。

用法四： be supposed to... 的否定结构为be not supposed

to...,它常用于口语中，意为“不被许可；不应当”。如：

She was not supposed to be angry about that. 她本不该为那件事而生气的。

You are not supposed to **oke on the bus. 你不应该在公共汽车上吸烟。

be supposed to是什么意思

be supposed to；翻译：应该；认为必须；被期望

1、I was supposed to meet her, but I spaced out and forgot.

我本应该和她见面的，但我昏昏沉沉地以致把事给忘了

2、They were supposed to be here an hour ago.

他们应该在一小时以前到达这里。

3、He was supposed to give us advice, but all he came up with were airy-fairy ideas.

他应该给我们提些劝告，但他所想出来的一切是不切实际的。

be supposed to是什么意思？近义词是什么？

be supposed to意思是应该，近义词must、ought、should。

be supposed to

读音：英［bi səˈpəʊzd tu]美［bi səˈpoʊzd tu]

释义：（在职务上）要；不许；

例句：These become the region to be supposed to the globalization challenge key question.

这成为区域经济应对全球化挑战的关键问题。

词语用法

suppose是及物动词，可接名词、代词或that/wh-从句（可用于虚拟式）作宾语。还可接以“（to be+) n./adj. / prep. -phrase”或动词不定式、现在分词充当补足语的复合宾语。suppose搭用to be构成的复合宾语，如用于被动结构，to be有时可以省去。

suppose作“作为建议来考虑”解时，常用于祈使句，用以提出建议，可译为“…如何〔怎么样〕？”。与“what if”用法相似，动词一般用现在时或过去时。用过去时时，所提建议听起来不十分肯定。