1.what a mess!whoever wrote it doesn't seem to know___he or

1.what a mess!whoever wrote it doesn't seem to know___he or she is talking about.
a.who b.that c.how d.what
2.domestic house cats exhibit the same characteristics as__cousins.
a.their large b.their larger c.largest d.the largest
3.unless the hunters are very careful,they can fall__death when climbing the mountains.
a.over b.to c.of d.toward
4.as students prove willing to__online courses,new educational systems__
a.sign on for,are being born b.sign up for,are being born
c.sign on for,are been bor d.sign up for,are been born
5.the manager nodded his head with a __smile.
a.satisfied b.satisfying c.satisfactory d.satisfy
6.the importance __a national day and how it is celebrated are very different from country to country.
a.connected to b.attached to c.given to d.meaning to
7.as__,Huk arrived at Aunt Polly's house at midnight.
a.being planned b.had planned c.planned d.theit plan
8.characters in Shakespeare's plays have long delighted not just__English but lovers of literature everywhere.
a./ b.an c.the d.some
9.more and more new snbstances__in the past few years.
a.discovered b.have discovered c.had been discovered d.have been discovered
辛苦大家了,这是我卷子上的题目,希望大家慎重点,答得好我可以加分

我答的慢些,所以先提交部分.
1.what a mess!whoever wrote it doesn't seem to know___he or she is talking about.
a.who b.that c.how d.what
答案D．是talk about的宾语,意思是"不知所云".
2.domestic house cats exhibit the same characteristics as__cousins.
a.their large b.their larger c.largest d.the largest
答案B.
3.unless the hunters are very careful,they can fall__death when climbing the mountains.
a.over b.to c.of d.toward
答案B.fall to,会...样
4.as students prove willing to__online courses,new educational systems__
a.sign on for,are being born b.sign up for,are being born
c.sign on for,are been bor d.sign up for,are been born
答案D.sign up,报名.前面句子有as伴随从句,born是不可持续动词,因此选表完成动作状态BEEN.
5.the manager nodded his head with a __smile.
a.satisfied b.satisfying c.satisfactory d.satisfy
答案A.satisfied,感到满意;satisfying,令人满意的;后两项是名词.从句意讲,经理带着满意微笑点头,应该选A,而不是经理笑的令人满意.
6.the importance __a national day and how it is celebrated are very different from country to country.
a.connected to b.attached to c.given to d.meaning to
答案D.句意为国庆的重要意义与庆祝方式因国而异.
7.as__,Huk arrived at Aunt Polly's house at midnight.
a.being planned b.had planned c.planned d.theit plan
答案C.正如计划,.
8.characters in Shakespeare's plays have long delighted not just__English but lovers of literature everywhere.
a./ b.an c.the d.some
答案C.the English,英国人.某国人,要在该国形容词前加the.
9.more and more new snbstances__in the past few years.
a.discovered b.have discovered c.had been discovered d.have been discovered
答案D.表示对现在的影响,过去几年,迄今为止,用现在完成时.