could的四种用法:作为情态动词,意为“能”;委婉的提出问题或陈述看法;用于条件句和假设句的主句中;与过去分词连用,表示现在对过去事物的判断。could可作情态动词和动词,含义有可以、把…装罐保存、炒…的鱿鱼等。
could的基本含义及用法介绍
1、作为情态动词,是can的过去时,意为能、可以。
例句:She said that she couldn't come.
她说她来不了啦。
I couldn't hear what they were saying.
我听不见他们在说些什么。
Could I use your phone, please?
请让我用一下你的电话可以吗?
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。
We could write a letter to the director.
我们不妨给主管写封信。
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!
I could have won the game but decided to let her win.
我本可以赢得那场比赛,但还是决定让她赢了。
We weren’t able to/didn’t manage to/couldn’t get there in time.
我们未能及时赶到那儿。
She’d love to be able to play the piano.
她很希望能弹钢琴。
Our daughter could walk when she was nine months old.
我们的女儿九个月大就会走路了。
2、作为动词,意为把(食品)装罐保存;让…卷铺盖走人;炒…的鱿鱼。
最后总结,通过以上关于could的四种用法内容介绍后,相信大家会对could的四种用法有个新的了解,更希望可以对你有所帮助。