as...as结构后面的介词可否省略

His father began to work ____ his childhood.

A. since B. before

C. as early as D. while

这个题目答案选C，是否省略了介词 in？第二个as 是连词，常省略动词部分我知道，但是介词不应该省略吧?

as early as (in) his childhood.有没有介词都对，用介词似乎更正式。

好题 -

擅长：英语 | 采纳率 53% | 回答于 2022-02-08 09:14

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其它 1 个回答

陈才 - 英语教师 2022-02-08 12:15

擅长：中考英语,词法问题

His father began to work as early as his childhood.

A. since B. before

C. as early as D. while

解答：as early as+表示时间的名词，通常不加介词。

(1)as early as his childhood 早在他童年时候 (2) as early as 2008 早在2008年 (3) as early as 1838. 早在1838年

(4)as early as five years ago 早在五年前 (5) as early as the Warring States Period. 早在战各国时期

The festival began to be observed as early as the Warring States Period.早在战各国时期就开始庆祝这个节日了。