文档介绍：By the time I got
outside, the bus had
already left.
Section A
Unit 10
SectionA(1a-2c)
From Bai Aiping
By the time……到….的时候
By the time I got home,
By the time I came in,
By the time I got to school,
By the time the bell rang,
By the time I got up,
I got home
now
9:00pm
8:00pm
My little brother went to bed
By the time I got home, my little brother had gone to bed
I got to school
now
8:15
8:00am
The teacher came into the classroom
By the time I got to school, the teacher e into the classroom
By the time she got outside, the bus
had already left.
By the time she got outside, the bus had already left.
她出去的时候,公共汽车已经开走了.
by the time 意思是“到…的时候”,
相当于 when , 后接过去时的句子
时, 主语的谓语动词用过去完成时态.
The Past Perfect Tense过去完成时
过去完成时的构成
助动词 had (用于各种人称和数) + 过去分词
2. 过去完成时态的含义:
主要是表示在过去某个时间,或是动作之前
:
过去的过去.
过去完成时态的用法:
1、表示过去的过去,通常由when或by引导的短语或者从句做时间状语或时间状语从句
① By the end of last year, I had learned about one thousand English words
② By the time he was twenty, he had won about ten medals
③ When I got there, they had already left
2、常用在宾语从句中
① He told me he had already finished his homework
② I realized he had fooled me again
3、体现在上下文中
I didn’t go to the movies yesterday because I had seen it twice
本课出现的主要动词的过去式和过去分词
ring rang rung
get got gotten
go went gone
leave left left
start started started
be was/were been
take took taken
run ran run
wake woke woken