81.I wrote him a letter to show my ____ of his thoughtfulness.
A.achievement B.agreement C.attention D.appreciation
82.I'm sorry I stepped outside for a smoke.I was very tired.
There is no _____ for this while you are on duty.
A.reason B.excuse C.cause D.explanation
81.答案是D,此题考查词汇，appreciation,欣赏，感激。
82.答案是B,此题考查词汇，excuse,借口，托辞。
83.The environmentalists said wild goat's ____ on the vast grasslands was a good indication of the better environment.
A.escape B.absence C.attendance D.appearance
84.With a _____ of snow covering them,the small hills look very beautiful.
A.cloth B.blanket C.bed D.sheet
83.答案是D,此题考查词汇，appearance，出现。
84.答案是B，blanket,毛毯，句意:小山被雪覆盖看上去很美。
85.In my opionion,what he told us just now about the affair simply doesn’t make any ____.
A.meaning B.idea C.sense D.point
86.Henry has been teaching English in Beijing University for many years.
It is no ____ he can speak Chinese so well and idiomatically.
A.matter B.doubt C.problem D.wonder
85.答案是C，此题考查短语，make sense，有意义，讲得通。
86.答案是D，此题考查句型，It is no wonder that…难怪；no doubt，毫无疑问；no problem，没有问题；根据句意，选D。
87.The rapid development of science and technology make the ____ among people more and more convenient.
A.competition B.communication C.companion D.comprehension
88.The International Red Cross is a non-profit organization that cares for the wounded,sick and homelsss in wartime,and victims of natural ____.
A.dilemma B.damage C.disagreement D.disaster
87.答案是B，此题考查词汇和语境，根据句意选B，communication,交际，交流。
88.答案是D，此题考查词汇和语境，disaster，灾难，根据句意，此处指的是自然灾害的受害者。
89.The ____ shoes were covered with mud,so I asked them to take them off before they got into ____ car.
A.girl's Tom's
B.girls' Toms'
C.girls' Tom's
D.girl's Toms'
90.I'm trying to break the ___ of getting up too late.
A.tradition B.convenience C.habit D.leisure
89.答案是C，此题考查名词所有格，根据题干后半部分的they可知对应复数girls。
90.答案是C,根据句意，要改掉的是晚起床的坏习惯。Habit,习惯。
91.The system has been designed to give students quick and easy ____ to the digital resources of the library.
A.access B.passage C.way D.approach
92.The mansion built here last year is another ____ palace in our city.
A.children's B.child C.child's D.children's
91.答案是A，
此题考查词汇，此句意为:这种系统设计的目的是使学生们能快捷便利地使用图书馆数码资源。Access,使用，接近。
92.答案是D，
children's palace，少年宫。
93._____ will make a trip to China during the summer holidays.
A.The Evens
B.The Evens's
C.The Evenses
D.The Evenses's
94.In the hospital,there are a lot of ____.
A.ladies doctors
B.lady doctors
C.ladies doctor
D.women doctors
93.答案是C,
the+姓氏复数表示一家人或者夫妇二人。
94.答案是D,
此题考查复合名词的复数，当复合名词中含有man和woman时，若变复数，需同时变。 如women doctors.
95.The invention of the coal-burning ____ engine revolutionized industrial production in the 18th century and opened the way to the development of mechanized transport by rail an sea.
A.vapour
B.steam
C.solar-energy
D.atomic-energy
96.Can the engineer speak ____?
No.He can only talk with you ____.
A.the English language;in French
B.English language;in French
C.the English language;with French
D.English language;with French
95.答案是B,
此题考查词汇，steam,蒸汽；vapour，水蒸气。
96.答案是A,
语言名词前不加冠词，但若加上language,则需要加上定冠词the,使用某种语言用介词in。
97.To the sea captain's surprise,he found that ___ travel could also be quite pleasant.
A.earth B.land C.ground D.plain
98.We'll have PE this afternoon but I forgot to bring my ____.
A.sports clothes
B.sport clothes
C.clothes of sports
D.sport's clothes
97.答案是B，
land travel,陆路旅行。
98.答案是A，
sport作定语时常用复数。
99.The editor told the newsman to write___ report.
A.a two-thousand-words
B.a two-thousands-words
C.a two thousand word
D.a two-thousand-word
100.The ___ is just around the corner and you won't miss it.
A.shoe's shop
B.shoe shop
C.shoes shop
D.shoes' shop
99.答案是D，
含有连字符号的数词加名词作定语时，名词用单数。
100.答案是B，
名词修饰名词，表示性质和用途。