《Teenagers should be allowed to choose their own clothes》(王岭老师) 37:39 重庆市英语优质获奖公开课人教版八年级下Unit7 《what is the highest mountain in the world》(黎桀老师) 36:41 重庆市初中英语优质课人教版八年级下Unit6 《An old man tried to move the mountains》(甘頔老师) 37:26 ...
3. "May" is a modal verb that indicates permission or possibility, and its past tense is "might."4. "May I" is used to make a polite request, while "Could I" can also be used in a similar manner to express a possibility or request.In English, the distinction between "...
itcanbeseen过去时用变成could。必须将can变为过去式could。过去式（pasttense）是英语语法的一种，表示过去某个时间里发生的动作或状态。过去式的动词通常用动词原形的过去式形式来表示，而动词的过去式是在动词原形的基础上变化的。动词的过去式可分为规则动词和不规则动词。
can could的分别当然是present tense(can) 和 past tense(could).而他们的意思系！可以！ might may的分别当然是present tense(may) 和 past tense(might).而他们的意思系！可能！ 例句：The classroom can seat thirty students. 这教室可以坐三十位学生。 这句系很定的，即系一定能够坐三十位学生...
a simple past tense ofcan1. (used to express possibility): I wonder who that could be at the door. That couldn't be true. (used to express conditional possibility or ability): You could do it if you tried. (used in making polite requests): ...
所以could之后唔需要+ed. +ed系simple past tense. example: I lived in United State for o years.(is already past) We talked on the phone for an hour. 有d情况(simple past tense)唔需要+ed He sat at the beach all day.(sit--->sat) I saw a movie yesterday.(see--->saw) ...
1. (用于 can 的过去式)used as the past tense of ‘can’ 2. (询问是否可做某事)能,可以used to ask if you can do sth 3. (礼貌地请求别人做事)能,可以used to politely ask sb to do sth for you 4. (表示可能性)可能used to show that sth is or might be possible ...
the past tense ofcan1:Once I could run five miles a day. (used to express possibility):That could never be true. (used to express a possible condition):You could do it if you tried. (used to make polite requests):Could you open the door for me, please?
Couldis similar toCanand often replacesCanin the past tense (though not always) 1. To express ability in the past Shecouldjuggle eight balls when she was only 10 years old. 2. Polite word used to ask for permission or to request something (in the present) ...
1. (用于 can 的过去式)used as the past tense of ‘can’ 2. (询问是否可做某事)能,可以used to ask if you can do sth 3. (礼貌地请求别人做事)能,可以used to politely ask sb to do sth for you 4. (表示可能性)可能used to show that sth is or might be possible ...