To hear him speak English,you_____him for a foreigner.

would [wud; 弱w�0�5d; �0�5d; d] v.,aux.1. will2 的过去式和已废过去分词 2. [助动词]： 表示“条件”： 例句: He would write if you would answer.
如果你回信的话，他就写信。 在间接引语中表示“将要”： 例句: He said he would bring it.
他说要把它带来。 表示“习惯性动作”： 例句: Sundays he would sleep late.
每逢星期天他总睡懒觉。 使语气婉转： 例句: Would you please leave?
请你离开好吗? 3. (我)希望；表示“与事实相违的愿望”： 例句: Would (I would) that she were here.
她如果在这里多好。[参较should] 4. [用于第二、三人称时表示在特定条件下会产生的结果]要，该： 例句: The party wouldn't be any fun without you.
如果你不参加的话，晚会就没意思了。 5. [表示喜欢、意愿]要，会，肯： 例句: I would like to do it well.
我会把这事干好。 6. [表示设想、推测、可能性]也许，大概： 例句: If the director were coming, he would be here now.
如果主任来的话，他现在该到了。 7. [表示疑惑、不定]竟会，倒会： 例句: The explanation would seem satisfactory.
这种解释看来倒会令人满意。 vt. [古语]希望，愿意，但愿： 例句: Would (I would) that I were with her now!
但愿我和她还在一起。 短语 1. would as soon as宁愿，宁可 2. would better[美国英语]最好还是…；应该，必须 3. would best见 best 4. would rather (或 sooner)宁愿，宁可 5. would have
a. 应该 b. (要不…)就会 6. would like想，愿意 7. would you请(表示客气) 8. wouldn't think it past someone (to do something)认为某人很可能干某事 例句与用法 He would write if you would answer.如果你回信的话，他就写信。《21世纪大英汉词典》Would you bet your life on it?你会把你的生活赌在上面吗？www.51education.netWould you like to see our room?你要参观一下我们的房间吗？deng.yun.blog.163.com

虚拟语气