又要麻烦各位英语天才了.就是不懂为什么答案是这个.请讲解下理由

又要麻烦各位英语天才了.就是不懂为什么答案是这个.请讲解下理由
D1.we found him （）
a.clever b.a clever man
c.is clever d.AandB
请细细讲解一下理由
D2.（）will the meeting start?（） 8.
a.how soon b.how long
c.when not until d.when until
C3.i don't think they have much hope（）
a.to successing b.to success
c,of success d.of successing
为什么答案是C
C4.he's good at volleyball （）he sin't tall enough.
a.because b.after
c.though d.since
B 5.（）weekends,we must go toschool,but（）weekends,we can play games,watch tv and soon.
a.on,on b.on,at
c.on it d.at,on
6.some day
B 7.（）fun it was to see（）many elephants（）down the street!
a.how,such,march b.how,so,marching
c.what,so,marching d.what a,such,march
为什么不是A.such后面不是跟名词many elephants吗?为什么用so
8.i can't understand the text（）there are few new words.
a.though b.when
c.if d.because
和用法
A16.did you live in changzhou eight years（）?
a.ago b.before
c.after d.then

第一题：宾语+宾语补足语（以下为正确说法）
we found him a clever boy
we found him clever
we found (that) he is clever（这一句是宾语从句）
第二题：选a
how soon提问什么时候
how long提问多长时间
c,d选项里有until一词它是直到.的意思和start不相符
第三题:
hope可能性;期待,[U][C][(+of)](+that)
例：We have a slim hope of success.
我们有一线成功的希望.
第四题:
(1)从……通过,穿过
e.g.The River Thames flows through London.泰晤士河流经伦敦.
比较：across是从平面或表面穿过,如across the street,而along 是沿着……走.
(2)在……中,一直到
e.g.She nursed me through my long illness.我病了很长时间,她都一直护理着我.
(3)经历,经受
e.g.He was through too much during the war.战争中他经历了太多.
(4)通过
e.g.We got the news through our friend.我们通过朋友得到了这个消息.
He got the job through his uncle.他通过他叔叔得到了这份工作.
(5)(指原因、理由)由于,因为,相当于because of 和as a result.
e.g.We missed the plane through being held up on the motorway.
由于高速公路上交通堵塞,我们误了班机.
第五题
on weekends固定搭配
第六题
some day,（以后）某一天
第七题
根据句意判断
so所以
such这样的,这种,某一这样的人(们)或物
第八题
through prep(连词).
(1)从……通过,穿过
e.g.The River Thames flows through London.泰晤士河流经伦敦.
比较：across是从平面或表面穿过,如across the street,而along 是沿着……走.
(2)在……中,一直到
e.g.She nursed me through my long illness.我病了很长时间,她都一直护理着我.
(3)经历,经受
e.g.He was through too much during the war.战争中他经历了太多.
(4)通过
e.g.We got the news through our friend.我们通过朋友得到了这个消息.
He got the job through his uncle.他通过他叔叔得到了这份工作.
(5)(指原因、理由)由于,因为,相当于because of 和as a result.
e.g.We missed the plane through being held up on the motorway.
由于高速公路上交通堵塞,我们误了班机.
e.g.I lost the job through no fault of mine.我失去了工作并不是由于我自己的原因.
最后一题
不选a还能选什么啊?
你见过after,before ,then写句子后面的吗?