求答一分英语题,31.It was ________ of my secretary not to have let o

求答一分英语题,
31.It was ________ of my secretary not to have let others disturb me this morning when I was occupied with my work.
A.generous B.polite C.considerate D.sympathetic
32.He packed his suitcase,________ the door and rushed downstairs as fast as he could.
A.locking B.locked C.having locked D.having been locked
33.Only by communicating with each other more frequently ________ clear away the misunderstandings and solve the conflict.
A.they can B.they will be able to C.can they D.will they can
34.His promise ________ he would give away half of the year’s income to the disabled turned out a lie,________ made the public feel cheated.
A.which; what B.that; which C.what; which D.which; that
35.---Did Henry arrive at your party on time?
---No,it was not until 8 pm he came to my party.
A.when B.that C.before D.what
36.This monument was built in honor of the scientist who was believed ______ the first telephone.
A.to invent B.to have been invented C.to have invented D.having been invented
37._______ difficulties we may come across,we'll help one another to overcome them.
A.Wherever B.Whatever C.However D.Whenever
38.The strange noise in the night _________ me to death.
A.abandoned B.urged C.scared D.shallowed
39.We tried to find a table for seven,but they were all .
A.given away B.kept away C.taken up D.used up
40.The fish didn’t seem to mind___________ among them.
A.me swim B.I swim C.my swim D.me swimming

C considerate 考虑周到的
B 时态要一致,其他的动词用了过去时态,故也用过去时态
C only+介词短语放句首时,句子用部分倒装
B 第一个填入that是同位语从句.第二个填入which是定语从句,指代前面整个句子内容.
B not until的强调句型 it is/was not until that...
B be believed to do sth.据相信,据认为...,用完成时态是因为不定式的动词要发生在believe之前
B 无论我们遇上什么样的困难
C scare sb.to death 吓得某人要死
C take up 占据
最后一题我个人认为应该把D选项改为my swimming