必须英语两个

must be

认为 .to be of the opinion that ...; to have an idea; to be under the impression that ...; to think; to hold; to deem; to believe; to consider必须 must; to have to; shall; should; need

你好！必须must; necessary; have to; be obliged to

deem ......necessary (即deem sth. necessary)

must 和have tomust是主观的 have to是客观的 也可译为不得不

must +do sth.have to +do sth.

must是必须，是含有轻微的主动have to 是不得不，偏向于被动的

认为think必须must

英语课程中讲了两个必须一，必须发展生产力，二必须解放生产力，必须两个文明一起做。

must/have to