英语词汇must的词组、短语、固定搭配翻译、用法及例句-英语词组固定搭配大全

must /məst strongmʌst/ modal verb negative short form mustn’t to have to do something because it is necessary or important, or because of a law or order: All passengers must wear seat belts. Accidents must be reported to the safety officer. You must not tell anyone about this. It’s getting late. I really must go. We must all be patient. For the engine to work, the green lever must be in the ‘up’ position.GrammarIn negative sentences, when saying that something is not necessary, you usually use don't have to: You don't have to wear a seat belt. In questions, you often say Do I have to...?: Do I have to wear a seatbelt? Must I is possible, but is often used when you do not want to do something, and it sounds a little formal: "Tell him you're sorry." "Oh, must I?" THESAURUS: must have to do sth to need to do something because it is necessary or important: I have to go home early. | She has to talk to him first. be obliged to do sth especially BrE to have to do something, because of a legal, professional, or social rule: Members of Parliament are obliged to declare all their financial interests. be required to do sth also be obliged to do sth especially AmE formal to have to do something – used especially in written notices and official documents: New students are required to register with a doctor. have an obligation to do sth also be under an obligation to do sth to have to do something because it is the duty of someone in your position to do it, or because you have officially agreed to do it: The landlord is under an obligation to keep the building in good repair. be forced/compelled to do sth to have to do something that you do not want to do, because you are in a situation that makes it impossible to avoid: She was forced to retire early due to ill health.

词组	must
释义	must /məst strongmʌst/ modal verb negative short form mustn’t to have to do something because it is necessary or important, or because of a law or order: All passengers must wear seat belts. Accidents must be reported to the safety officer. You must not tell anyone about this. It’s getting late. I really must go. We must all be patient. For the engine to work, the green lever must be in the ‘up’ position.GrammarIn negative sentences, when saying that something is not necessary, you usually use don't have to: You don't have to wear a seat belt. In questions, you often say Do I have to...?: Do I have to wear a seatbelt? Must I is possible, but is often used when you do not want to do something, and it sounds a little formal: "Tell him you're sorry." "Oh, must I?" THESAURUS: must have to do sth to need to do something because it is necessary or important: I have to go home early. \| She has to talk to him first. be obliged to do sth especially BrE to have to do something, because of a legal, professional, or social rule: Members of Parliament are obliged to declare all their financial interests. be required to do sth also be obliged to do sth especially AmE formal to have to do something – used especially in written notices and official documents: New students are required to register with a doctor. have an obligation to do sth also be under an obligation to do sth to have to do something because it is the duty of someone in your position to do it, or because you have officially agreed to do it: The landlord is under an obligation to keep the building in good repair. be forced/compelled to do sth to have to do something that you do not want to do, because you are in a situation that makes it impossible to avoid: She was forced to retire early due to ill health.
随便看	competence competition competitive competitor complain complaint complete completely complex complexion complexity complicated compliment component composition compound comprehensive compromise compulsory computer concentrate concentration concept concern concerned