speak英 [spi:k] 美 [spik]
vt.& vi.讲，谈;演说;从某种观点来说
例句：
He tried to speak, but for once, his voice had left him
他想说话，却一时语塞。
talk英 [tɔ:k] 美 [tɔk]
v.说话;讨论;讲，说;说闲话
n.交谈;讨论;报告;空话
例句：
We talked and laughed a great deal
我们说笑了很久。本回答被网友采纳
发现的英文单词是：discover
读音：英 [dɪ'skʌvə(r)] 美 [dɪ'skʌvər]
v. 发现；偶然撞见；发觉
形容词: discoverable
名词: discovery
过去式: discovered
过去分词: discovered
现在分词:discovering
第三人称单数: discovers
词汇搭配
1、discover a new star 发现一颗新的恒星
2、discover a thief 发现小偷
3、discover America 发现美洲
4、discover facts 发现事实
常见句型：
1、He was dead for three weeks before anyone discovered him.
他死了三个星期才被人发现。
2、As soon as he discovered the police, he ran away.
他一见有警察就立即跑掉了。
3、One day while sweeping the compound he discovered seven eggs in a pile of straw.
一天,他打扫院子时,发现乱草堆里有7个鸡蛋。
4、The prospectors have discovered such minerals as calcite, quartz here.
探矿人员在这里发现了方解石、石英等矿藏。
扩展资料：
词义辨析
discover, find, find out, invent, look for这组词(组)都有“发明”“发现”的意思。区别在于：
1、discover指发现或偶然发现原来就存在但一直未被认识的东西;
2、look for作“寻找”解时,指寻找的动作和过程;
3、find指寻找的结果,即“找到”,是非延续性动词,不如discover正式;
4、find out指经过观察、调查把某事、某物查出来,搞清楚,弄明白,多用于复杂而不易直接查出的情况;
5、invent指发明原来不存在的东西,有时也可指虚构、捏造。
“说”的英文是speak，音标：[spiːk]
相关词语：
n. theory ; teachings；vi. speak，say；vt. persuade ; talk
相关词组：
1、说错话 put one's foot in it ; misspoke ; Put your foot in it ; put ones mouth
2、说谎话 lie ; telllie ; storytelling ; tell a lie
3、灾变说 [地质] catastrophism ; cataclysm theory ; catastrophic hypothesis ; theory of catastrophe
4、这样说 put it this way ; Say ; It said
5、倒不如说 Better say ; rather than ; or rather
相关句子：
1、我该对她说什么呢?
What should I talk to her?
2、他说着就站起来走出去了。
With this he got up and went out.
3、他坐在那里仔细考虑他该说些什么。
He sat there mulling over what he should say.
4、警察把我说的每句话都记录下来。
The policeman noted down every word I said.
5、他说如果我愿意的话可以再试一次。
He said I could try it again if I wished.