作业帮1、His father began to work ____ his childrenhood.A since B before C as early as AB为什么不对呀?
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1、His father began to work ____ his childrenhood.A since B before C as early as AB为什么不对呀?
1、His father began to work ____ his childrenhood.
A since B before C as early as AB为什么不对呀?
1、His father began to work ____ his childrenhood.A since B before C as early as AB为什么不对呀?
这句话的意思是：他的爸爸在他童年时就开始工作了.since后面只能接句子,而his childhood不是句子,算是词组.before是在…之前的意思,要是用这个,句意就成了：他的爸爸在童年之前就工作了?所以B不符合语境或是客观事实.
since 是“自从……以来”，后面加时间点，所以不与这里的“他的童年”连用
before 是“在……之前”，用在该题中不合适。
如果选since的话前面应该是现在完成时，his father has began to work since his childhood.
befor 这个用法，你放进句子里翻译出来，就知道这个答案是错的。
began是过去时，用as early as
since一般是用在完成时态
before一般是接具体的时间，比如before 8 o'clock,等
这里的as early as,是强调如此之早
他的父亲从童年就开始工作。
as+形容词+as是表示强调的，比如as many as多达，例如：There are as many as 1000 books.这个意思与There are 1000 books意思就不...
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since一般是用在完成时态
before一般是接具体的时间，比如before 8 o'clock,等
这里的as early as,是强调如此之早
他的父亲从童年就开始工作。
as+形容词+as是表示强调的，比如as many as多达，例如：There are as many as 1000 books.这个意思与There are 1000 books意思就不同了。是强调书多，而后者只是单纯的陈述事实而已。没有感情色彩。
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