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英语句子问题Theyear2006marksthepointatwhichexpenditureonmobileservicesovertookthatforresidentialphoneservices.为什么要在point后面加at,at可以去掉吗?
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英语句子问题
The year 2006 marks the point at which expenditure on mobile services overtook that for residential phone services.
为什么要在point后面加at,at可以去掉吗?
The year 2006 marks the point at which expenditure on mobile services overtook that for residential phone services.
为什么要在point后面加at,at可以去掉吗?
▼优质解答
答案和解析
at which 引导定语从句,修饰point,做从句里面的状语.
从句是这样的：expenditure on mobile services overtook that for residential phone services （at this point).括号里面的成分变成了从句的引导词at which.
at不能去掉,但是at which = where,可以替换.
从句是这样的：expenditure on mobile services overtook that for residential phone services （at this point).括号里面的成分变成了从句的引导词at which.
at不能去掉,但是at which = where,可以替换.
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