1.I didn't go to bed until I _____ all my homework.A.had finished B.finishes C.has finished D.am fishing请写一下为什么,还有,请问一下start和begin的区别!

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1.I didn't go to bed until I _____ all my homework.A.had finished B.finishes C.has finished D.am fishing请写一下为什么,还有,请问一下start和begin的区别!

1.I didn't go to bed until I _____ all my homework.A.had finished B.finishes C.has finished D.am fishing请写一下为什么,还有,请问一下start和begin的区别!
1.I didn't go to bed until I _____ all my homework.
A.had finished B.finishes C.has finished D.am fishing
请写一下为什么,还有,请问一下start和begin的区别!

1.I didn't go to bed until I _____ all my homework.A.had finished B.finishes C.has finished D.am fishing请写一下为什么,还有,请问一下start和begin的区别!
选择A,句子本身用的是过去式,在那睡觉之前应该是过去完成时,表示过去已经完成了的事情!
1) 谈及一项长期活动或开始一种习惯时,使用doing.How old were you when you first started playing the piano?你几岁时开始弹钢琴?2) begin,start用进行时时,后面动词用不定式to do I was beginning to get angry.我开始生起气来.3) 在 begin,start 后接know,understand,realize这类动词时,常用不定式to do.I begin to understand the truth.我开始明白真相.4) 物作主语时 It began to melt.(迟铁梅)(这是老师的经验,希望我们都能学习)

start还有开启创建(公司,报刊等)其余区别不大
选择A,根据时态分析,睡觉之前作业已经完成,这个动作发生在睡觉之前,所以用过去完成时态。

a
start的英文解释为a sudden movement of the body
而begin的是to come or bring into being

选A
这道题考察过去完成时的用法。过去完成时表示“过去的过去”,在从句中表现为如果两个动作发生在过去,先发生的过去完成时,后发生的用一般现在时。
再来看本题:这句话表示:完成了作业以后才去睡觉。首先找出从句中的两个动作,分别是go to bed和fish 。 我们可以确定肯定是先完成了作业才去睡觉的,那么就是完成作业发生在先,所以根据过完的规则,先发生的用过去完成时 had fin...

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选A
这道题考察过去完成时的用法。过去完成时表示“过去的过去”,在从句中表现为如果两个动作发生在过去,先发生的过去完成时,后发生的用一般现在时。
再来看本题:这句话表示:完成了作业以后才去睡觉。首先找出从句中的两个动作,分别是go to bed和fish 。 我们可以确定肯定是先完成了作业才去睡觉的,那么就是完成作业发生在先,所以根据过完的规则,先发生的用过去完成时 had finished

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选择A,根据时态分析,排除b和c。睡觉之前作业已经完成,这个动作发生在睡觉之前,所以用过去完成时态。

D

选B
tart 和 begin 都有开始的意思 但要了解他们的确切用法却要来自于经验
start 是在任何时候开始都行的开始 比如说赛车比赛中 两辆车突然停了 然后又决定再往前开 这么说:
Start driving from here!
(从这儿开始开吧!)
begin 一般用在大事儿上面 不像上面我举的这种例子 鸡皮蒜毛的小事儿 如:
...

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选B
tart 和 begin 都有开始的意思 但要了解他们的确切用法却要来自于经验
start 是在任何时候开始都行的开始 比如说赛车比赛中 两辆车突然停了 然后又决定再往前开 这么说:
Start driving from here!
(从这儿开始开吧!)
begin 一般用在大事儿上面 不像上面我举的这种例子 鸡皮蒜毛的小事儿 如:
Let us begin our show!
(让我们开始节目吧!在这里 节目是从头开始)
在这里,begin的用法和start不同 begin有从头开始的意思 而start是从哪儿开始(不一定是起点,半截也行)都行
如果一句话中文都是“从头开始”用start和begin说的话 英文将会是这样:
Start from the beginning (这里要加from the beginning 来强调“从头开始”里的“从头”)
换成是用begin 这样说:
Begin from here (在这里 不用加"from the beginning" 因为begin含有从头的意思)
begin 和start在词义和用法上几乎完全相同,但还是略有区别。其区别在于start动作性较强,常用“动身”、“着手”、“开始第一步”等含义,begin则动作性较弱。因此,在描写一种状态的开始,特别是较缓慢的开始时,用begin 比atart好;以行动开始某一具体的工作时,用start更为恰当。例如:
Now I begin to know the importance of learning English.如今我开始懂得学习英语的重要性。
Let’s start to clean our classroom now!我们现在开始打扫教室吧!
begin的主语主要是物 例如class began 相反start的主语是人 比如I started swimming

收起

A
首先“I”是第一人称所以选项B、C都错了,其次原句表示:我直到做完所有的作业才睡觉。所以选A。
start往往与to搭配,而begin还可以与with搭配。

很明显a吗!
b主语是i所以不能用第三人称单数
c同b
d是现在进行时不可能 前面是过去时

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