may,might
表示请æ±åå
许.mightæ¯ mayè¯æ°æ´å§å©,èä¸æ¯
è¿å»å¼.å¦å®åçæ¶å¯ç¨canât æmustnât,表示âä¸å¯ä»¥,ç¦æ¢â.
----Might/ May I smoke in this room?
---- No,you mustnât.
---- May/Might I take this book out of the room?
---- Yes,you can.(No,you canât / mustnât.)
ç¨May I...å¾å¾å¯¹æ¹è®¸å¯æ¶æ¯è¾æ£å¼å
客æ°,èç¨Can I...å¨å£è¯ä¸æ´å¸¸è§.
can could
-----Can I go now?
---- Yes,you can./ No,you canât.
---- Could I come to see you tomorrow?
---- Yes,you can.( No,Iâm afraid not.)
must
---- Must we hand in our exercise books today?
---- Yes,you must.
---- No,you donât have to / you neednât.
would
表示请æ±ã建议ç,would表示å§å©
Will / Would you pass me the ball,please?
yes,of course.