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since a week ago
sinceaweekago
答:
ago通常做时间状语用一般过去 A.
since a week ago
完成时 C.for a week 完成时 D.next week 将来时 这是选B
I bought the dictionary a
week
ago
(改为同义句) I ___ ___the dic...
答:
bought 的原形是 buy (买),是短暂性动词,在现在完成时中不能和时间段连用。如果要和时间段连用,必须转化为延续性动词。buy 的延续性动词 是 have (has)had 。
since
a
week
ago
自从一个星期以前,表示一段时间。所以才有了这样的句子:I have had the dictionary since a week ago.意思是...
since
a
week
ago
用to还是in
答:
用in,
since
ina
weekago
意思是从一周前开始,since作为介词,后接某一确定的时间点,主句谓语动词是持续性动词,常与现在完成时态、现在完成进行时态或过去完成时态连用。
the+manager+has+stayed+in+london+fora+
week
改为同义句转换?_百度...
答:
The manager has stayed in London for
a week
.经理在伦敦住了一周。其同义句可以写成:It is a week
since
the manager stayed in London.
my father hasn't _
since
a
week
ago
.
A
.came back
答:
选D,
since
是现在完成时的标志,要用be的过去分词+动词原型
在现在完成时中非延续性动词可不可以与
since
连用?
答:
这类动词也可称为终止性动词、瞬间动词、点动词,表示的动作不能延续,即动作发生后立即结束。所以在在现在完成时中,是不可以与表示一段的时间状语连用的,而
since
自从...以来,表示的是一段时间。所以:在现在完成时中非延续性动词是不可以与表示一段时间的状语since...连用的;另外还常见的有for....
...B a
week
ago
C for a weekD
since
a week ago,帮我看看这到英语选择...
答:
选择B,题干是过去式,所以排除C,D是完成时态。在看B是一个星期以前就是过去式的标志,直接选择B,翻译为,他们一个星期以前就离开了澳门。
英语题,急急急
答:
您好!以下是我的解析:1.The door keeps open.【open 即可表状态 不能用opened】2.Jack is trying to help me.【没有try to doing 此处根据意思是 try to do 努力做某事】3.I have found my watch
since
a
week
ago
./ I found my watch a week ago / I have found my watch for a...
出现了
ago
句子是用过去时还是现在完成时
答:
ago
的意思就是“自……以前以来(一直)”,如果这个时间指的是“自……以前以来一直持续到现在”,则它应跟现在完成或现在完成进行时连用。如:I haven't bought any
since
a
week
ago. 一个星期以来,我没有买过。We've been living here since about eight years ago. 自从大约八年以前,我们...
I_Mr.Smith
since
he moved to Shanghai.选哪一个,求讲解!
答:
答案:D 解析:你们老师讲的没错,有
since
就应该用现在完成时,since后面可以接时间状语,也可以接一个从句。since后面接的时间不是一段时间,是一个点时间,这句话中可以理解为since后面接的是他搬到上海的那一个点时间。翻译:自从史密斯先生搬到上海后,我就没收到过他的来信。希望能帮到你,祝更...
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