must should can/could 的区别和用法答:can (could), may (might), must, need, ought to, dare (dared), shall (should), will (would),have (to) ,had better. can和could的用法 1. 表示能力或客观可能性,还可以表示请求和允许.如: Can you finish this work tonight? Man cannot live without air. — Can I go now? — Yes, you...
can能力,may请求,must命令,should建议,can't猜测,mustn't禁止.对吗...答:Yes, you can/may.3.命令与禁令 must (not), will(军令式的粗暴命令), [shouldn't]You mustn't play now!You will finish the job tomorrow![据 Practical English Usage, 表示一种强制的,粗暴的命令, 就像预言未来必定发生的事件一般]4.必要性 must, need, should, ought to, need (not)...
should,must,can, may, shall, could, might的用法答:should,must,can, may, shall, could, might属于情态动词,他们的的基本用法1、can / could1)表示能力,could主要指过去时间。Two eyes can see more than one. “ 两只眼比一只眼看得清。Could the girl read before she went to school? 这女孩上学前能识字吗?2)表示可能(理论上或是逻辑判断上)。The tem...