介詞是在名詞、代詞或名詞短語之前用來表示方向、時間、地點、位置、空間關系或介紹對象的一個詞或一組詞,如 in,at,on,of 和 to 等詞。介詞的使用雖然有一些用法規(guī)則,但介詞的用法很多是由固定表達式決定的。在這些情況下,最好記住短語而不是單個介詞。1、She paid for lunch _____ advance, so we don't need to pay now.2、I went to the wrong house _____ mistake!3、Please make sure that you're _____ time for the class!4、I was walking to the station and, _____ chance, I saw the glove I'd lost on the ground.5、I love eating out in London. _____ instance, one of my favourite restaurants has amazing Japanese food.6、I think the cat is _____ danger on that high roof.7、I picked up the laptop and _____ my surprise it fell apart in my hands.8、I have a lot _____ common with my cousin. We both like many of the same things.9、If the baby starts to cry, pick her up _____ once.10、Did you forget your purse _____ purpose so you wouldn't have to pay?11、It's best to arrive _____ foot, because there is nowhere to park.12、She worked very hard and _____ last she managed to pass the exam.13、He added salt instead of sugar _____ mistake.14、What's your favourite thing to do? _____ instance, do you like sport?15、I want to go to Germany _____ a change. I've never been there.解析:in advance (of sth) 是固定搭配,意為“(時間上)在…前;預先;事先”。解析:by mistake 是固定搭配,意為“錯誤地,無意中”。解析:on time 是固定搭配,意為“準時,按時”。解析:by chance 是固定搭配,意為“偶然,碰巧,意外地”。解析:for instance 是固定搭配,意為“例如,比如”,注意大小寫。解析:in danger 是固定搭配,意為“處于危險中”。解析:to one's surprise 是固定搭配,意為“出乎某人的意料”。解析:have sth in common (with sb) 是固定搭配,意為“(想法、興趣等方面)相同”。解析:at once 是固定搭配,意為“立即,馬上”。解析:on purpose 是固定搭配,意為“故意,有意地”。解析:on foot 是固定搭配,意為“步行,走路去”。解析:at last 是固定搭配,意為“終于,最后”。
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