90 In post offices dead mail is usually listed on a computer

90 In post offices dead mail is usually listed on a computer ____ people can call in and check to see if a missing item is there.
A where B which C so that D when
98 Shown together with those products____,which greatly appealed to the visitors.
A models of the new generation of airliners there were
B there were models of the new generation of airliners
C were models of the new generation of airliners
D were there models of the new generation of airliners
10 We couldn’t afford to get a doctor then.We just ____ miserably and watched her die.
A looked down B looked on C turned back D turned over
13 They were brave enough to attack the enemy _____during the battle.
A tightly B actively C urgently D fiercely
14 William Shakespeare occupies a(n)____place in English literature.
A vital B peculiar C unique D specific
16 The two naughty boys were playing chess in the back of the classroom but the teacher took no ____of them
A care B notice C attention D observation
19 In order to save the lives of the farmers living along the river,the PLA men built banks of earth to ____the rising flood water.
A hold up B hold out C hold on D hold back
32 Gettysburg was the _____of the most important battle in the American Civil War.
A point B view C scene D sight
33 The professor______his finger on the desk impatiently.
A struck B knocked C tapped D batted
48 The balance of nature is_____at times,resulting in a number of possibly unforeseen effects.
A confuse B troubled C disturbed D harmed
最好直接附解释,不行的话先写答案等我追问也行~

C C B D C B D C C C
再问： 强大啊！！果然是高手 要详解，快点哟~~^^
再答： C C B D C B D C C C 第一题是so that 引导的目的状语从句，从上下文看，第二句明显是上个动作的目的； 第二题是倒装句，正确的句子应是：models of the new generation of airliners were shown together with those products, 第三题look on 是“旁观”的意思；look down 是向下看或看不起；turn back是回来；turn over是翻转 第四题 A tightly 紧紧地 B actively 活跃地C urgently 紧急地D fiercely 猛烈地 第五题A vital关键的 B peculiar 特别的C unique独一无二的 D specific特殊的 第六题 take no notice of 没有注意到 take care of 是“关心或照料” 第七题A hold up 高举B hold out 坚持C hold on 保持D hold back阻止 第八题 本题是指场所或地方A point 点B view 观点C scene 场所D sight视点 第九题 本题的意思是“敲击”A struck 打（力度较大）B knocked 敲，后接at C tapped 轻敲D batted打球或击球 第十题 本题的意思是：打破 A confuse 混淆B troubled 打扰C disturbed打破 D harmed伤害
再问： 还没看完，好急丫，先帮我看看这个，别下线哦~~ http://zhidao.baidu.com/question/325333020.html