Events could have developed in a dramatically different way.

　　事情本來(lái)可以發(fā)展成另一種樣子。

　　Could you give me a bed for the night?

　　今晚你能給我弄個(gè)睡的地方嗎？

　　No one could have foreseen things would turn out this way.

　　誰(shuí)都沒(méi)有預料到事情的結果會(huì )這樣。

　　The resources at our disposal could have been better utilized.

　　我們所掌握的資源本來(lái)可以利用得更好，獲得更高的效益。

　　You could tell she was foreign by the way she dressed.

　　從她的穿著(zhù)就可以看出她是外國人。