May I have a look at your passport? 我可否看一下你的护照?
May I have a look at your photo? 我可以看你的照片吗?
Let’s go into the hall and have a look round. 让我们进大厅转一转。
Take a look at the list me and John made up. 看一看我和约翰开的清单吧。
I snatched a look at the answers while the teacher was out of the room. 趁老师不在房间时，我迅速地偷看了一下答案。
■表示“脸色”“神色”“眼色”“表情”等，可数。如：
His troubled look frightened her. 他苦恼的表情使她惊恐。
She threw me a look of encouragement. 她向我投来鼓励的目光。
Her eyes held a look of silent appeal. 她眼中流露着无声的求助神情。
The girl gave a look in my direction. 那个女孩朝我这边看了一眼。
■表示“审看”“考虑”，只用单数形式。如：
Have you had a chance to take a look at my proposal yet? 你有机会考虑过我的提议了吗?
I asked the vet to have a quick look at the puppies as well. 我叫兽医顺便也看一下这些小狗。
■表示“寻找”，只用单数形式。如：
I can't find them anywhere. Have a look yourself. 我哪里也找不着，你自己找吧。
She had a good look (=searched carefully) through the files. 她在文件中仔细寻过了。
■表示“外观”“外表”，可数，但通常用单数形式。如：
The area has a very seedy look to it. 这个地区看上去破烂不堪。
Mr Flynn had a tired, ill look in his eyes. 弗林先生的眼中显出倦意的病容。
■表示某物看上去的“样子”，为可数名词。如：
The neighbours are back from holiday by the looks of it (=that is how it seems). 看样子邻居已度假回来了。
I don't like the look of this new policy (=I do not like the way it seems). 我不喜欢这项新政策。
■表示“吸引人的外貌”，总是用复数形式。如：
Good looks are not as important as kindness. 好的容貌没有好的心肠重要。(D88)
Fiona's got everything—looks, money and youth. 菲奥娜什么都有——美貌、钱财和青春。
主要参考书：《朗文英语语法》《英语常用词多用途词典》《朗文高级英语词典》等.
