She said that she couldn't come.
她说她来不了。
I couldn't hear what they were saying.
我听不见他们在说些什么。
Sorry, I couldn't get any more.
对不起，我无法弄到更多了。
Could I use your phone, please?
请让我用一下你的电话可以吗？
Could we stop by next week?
我们下周能过来一下吗？
Could you babysit for us on Friday?
你星期五帮我们看一下孩子好吗？
I could do it now, if you like.
如果你愿意的话，我现在就可以做这事。
Don't worry─they could have just forgotten to call.
别担心，他们可能只是忘了打电话。
You couldn't have left it on the bus, could you?
你不可能把它落在公共汽车上了吧？
‘Have some more cake.’ ‘Oh, I couldn't, thank you(= I'm too full) .’
“再来点蛋糕吧。”“谢谢你，吃不下了。”
We could write a letter to the director.
我们不妨给主管写封信。
You could always try his home number.
你总可以试着给他往家里打电话呀。
They could have let me know they were going to be late!
他们要晚来，也该早告诉我一声呀！
I'm so fed up I could scream!
我烦透了，非大喊大叫不可！
1.“can”的过去式
2.打算,要,想
3.用于假设语气的条件句
4.用于虚拟语气的结论句
1.“can”的过去式
2.打算,要,想
3.用于假设语气的条件句
4.用于虚拟语气的结论句
1.The past tense of can
1.used as the past tense of “can”
2.used in polite requests, or when offering or suggesting something
3.used for saying that something is possible or that it may happen; used for suggesting to someone a possible course of action, especially when they are in a difficult situation
4.used for showing that you are annoyed at the way someone has behaved
5.used for emphasizing how angry, happy, bored, etc. you are
1.used as the past tense of “can”
2.used in polite requests, or when offering or suggesting something
3.used for saying that something is possible or that it may happen; used for suggesting to someone a possible course of action, especially when they are in a difficult situation
4.used for showing that you are annoyed at the way someone has behaved
5.used for emphasizing how angry, happy, bored, etc. you are
1.At this point, labor could be one or two days, or even weeks, away, with your cervix continuing to open gradually over that time.
在这个时候，临产可能会在一到两天后，甚至几个星期以后，一直到你的宫颈继续逐渐扩张完全。
2.I used to wish to be a teacher of men, and it was a great disappointment to me when I found I could not enter the Church.
我曾经希望做人们的导师，但是当我发现我不能进入教会的时候，我感到了多么大的失望啊。
3.As long as China stayed in the war, hundreds of thousands of imperial Japanese Army soldiers could be tied down on the Asian mainland.
只要中国不退出战争，几十万日本帝国陆军就会被牵制在亚洲大陆上。
4.Some of you could actually get a chance for a do-over, and you might even get it right this time.
你们中的一些实际上可以得到一个机会重新开始，甚至在这个时候你可以得到这场爱情。
5."There's no way you can sail through it, " she said. "If it's still here in August, it could be a real problem. "
“你根本没法穿行于其中”，她说道，“如果八月份还是这样的话，那便真有麻烦了。”
6.She was certain she could not even come close to what I had predicted, but at least she would learn something.
她肯定她不能达到、哪怕是接近我的预计目标，但她至少愿意学习一些东西。
7.While you seem to be the big moneymaker in the relationship, this could suggest that your partner will feel deficient in comparison.
当你是关系内主要负责赚钱的一方时，这意味着你的另一半或许在比较之下感到不足。
8.Yet he gave Pareto credit for identifying it as "universal" when, it seemed, he could have taken the credit himself.
然而，当他赞扬帕累托确定了这一“普适性”原理时，似乎是他自己应该受禄。
9.When you thought I wasn't looking I saw that you cared, and I wanted to be everything that I could be.
当你以为我没看见，我看到你在乎，因此我想成为一个最棒的人。
10.You know, I cannot imagine that a Special Drawing Right, which has no real existence, could survive a crisis or two.
你知道，我不能想象，一个特别提款权，其中并没有真正的存在，能够生存危机或2。