几个英语单词/词组的区别

cost,spend,take的区别
cost:主要指花费金钱,以物作主语.
eg:The toy cost me ten yuan .
spend:可以指花费金钱或时间,以人作主语.
eg:I spent ten yuan in buying this toy .
I spent one day in buying this toy .
take：主要指花费时间,以物作主语.
eg:the toy took me one day to buying .
sometimes,sometime,some time,some times的区别
sometimes:有时.一般指经常发生的动作,多用于一般现在时态.
eg:he sometimes makes mistakes
sometime:以前的,某一时间/改天,来日（两种意思）
eg:He is my sometime boss.他是我从前的上司.
Let's get together sometime.有时间我们聚一下吧.
some time:相当一段时间
eg:It took me some time to digest what I had heard.
我花了一些时间才把听到的东西弄明白.
some times:（没有这个,你可能弄错了!）
other,others的区别
这两个只是单数与复数的区别.
remmber to do,remmber doing的区别
这两个之间的差别非常细小,举个例子你看了就明白了.
eg:I remember posting the letter.我记得把信寄出去了.
I remember to post the letter.我没有忘记要寄信.
forget to do,forget doing的区别
一般都是用forget to do
或者是I was forgetting.
lend,borrow的区别
lend：借出去
eg:Can you lend me some money?
你能借我点钱吗?
borrow：借进来
eg:May I borrow your pen?
我可以借用你的钢笔吗?