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We find___impossible to get there before 8 o'clock.A her B i

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We find___impossible to get there before 8 o'clock.A her B it C this D that
Have you finished your work___?Yes,I have.I've___finished it.A yet;already B already;yet C just;already D already;yet
He's___China twice.He's visited many interesting places there.A been to B gone to C going to D going to go to
Mr Smith___to American 10 years ago and has been there.
A have gone;since then B went;from then C has gone;since then D came;ever since
Where's your father?He___to work.A has gone B went C has been D will go
How long___you___here since you___to Beijing?
A did;live;came B did;live;have come C have;lived;came D have;lived;have come
请各位把每道题出现的句型和语法和我说一下,答案要不要无所谓,只要把用法和我说下就可以了,
We find___impossible to get there before 8 o'clock.A her B i
/>it作形式宾语,代替真正的宾语to get there before 8 o'clock

疑问句中用yet,肯定句中用already

has been to表示去过某地并且已经回来了has gone to表示去了还没回来

看到ago就只能用一般过去式

Where's your father说明去某地还没回来has gone to

看到since,前面主句用现在完成时,since后面用一般过去式


再问: 再详细点好吗?
再答: 你直接说哪些题哪个地方不清楚,我好给你详细解释。
再问: 什么是形式主语?
再答: 形式主语就是“假的主语” 形式宾语就是“假的宾语” 比如这个句子: It is important to learn English. 这里的it在句子开头,是主语,但他是什么意思呢?它很重要,那是什么很重要呢? it=to learn English,原来是学英语很重要。所以开头的it只是假的主语,真正的主语是后面不定式 We find it impossible to get there before 8 o'clock. 这里的it在find的后面,是宾语,但他是什么意思呢?我们发现它不可能,什么不可能呢? it= to get there before 8 o'clock,原来是8点之前到那不可能,所以it只是假的宾语,真正的宾语是后面的不定式。
再问: 哦哦,了解了,再问最后一个问题:第3题后面的这个He's visited many interesting places there,是表示已经去了还回来了还是去了没有回来?
再答: 单看这句看不出来回来没有。 关键是注意前面有一个twice,说明去过两次了。 所以肯定是回来了的,有次数的都是去而已归的。