一、do sb a favour的用法
該結構表示“幫助某人”，也可說成do a favour for sb，注意其中有不定冠詞。如：Would you do me a favour please? 請你幫我個忙，好嗎?t; mso-char-indent-count: 2.0">He is always ready to do a favour for his classmates. 他總是樂於幫助同學。以下各句均可表示“勞駕請把窗戶打開”。注意，當 favour 後有定語修飾時，其前習慣上要用定冠詞： Do me a favour and open the window. Do me a favour by opening the window. Do me a favour—open the window, please. Do me the favour to open the window. Do me the favour of opening the window.
二、do sb good的用法
該結構表示“對某人有益或有好處”，其中的 good 為不可數名詞。如： Exercise will do you good. 運動對你會有好處。Eat more fruit—it will do you good. 多吃水果，這對你有好處。A week’s vacation will do you a lot of good. Go on with the treatment. It is doing you good. 你要繼續進行這種療法。它對你是有效的。
三、do sb harm 的用法
該結構表示“對某人有害”，其中的 harm 為不可數名詞。如：Smoking does harm to your health. 吸菸對你的身體有害。A few late nights never did anyone any harm. 熬幾個晚上的夜對人絕無害處。Whether it will do us harm remains to be seen. 是否對我們有害還要看一看。Whether it will注：也可說成 do harm to sb。如：Such books do great harm to young people.=Such books do young people great harm. 那樣的書對年青人危害很大。
四、do sb honour 的用法
該結構也可說成do honour to sb，它有以下兩個方面的意思：1. 對某人表示敬意或紀念。如：They did honour to the dead. 他們向死者致敬。2. 給某人帶來榮譽或使某人受到尊敬。如： His contributions to science do honour to our country. 他在科學上的貢獻為祖國增了光。We attended his birthday party to do him honour. /We attended his birthday party to do honour to him. 我們參加了他的生日晚會以表示對他的敬意。注意：do sb the honour of doing [to do] sth 的意思是do sb the honour of doing [to do] sth “給某人面子做某事”“給某人做某事的榮幸”。如：Would you do me the honour of dancing with me?=Would you do me the honour to dance with me? 能請你跳曲舞嗎?
五、do sb a kindness的用法
該結構表示“好心地為某人做某事”“幫某人的忙”，其中的 kindness 為可數名詞。如：Will you do me a kindness? 你願幫我個忙嗎?He has done me many kindness. 他幫了我不少忙。
六、do sb a service的用法
該結構表示“幫某人的忙”，注意其中有不定冠詞。如：Will you do me a service? 幫我個忙好嗎? You did me a great service by telling me the truth. 你把實情告訴我，這對我很有好處。
七、do sb wrong的用法該結構表示“冤枉某人”“冤屈某人”，wrong 前通常不用冠詞，但若有形容詞修飾，也可用不定冠詞修飾。如：You did me wrong. 你冤枉我了。You did me wrong. He did her a terrible wrong. 他真的是太冤屈她了。
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