21.Your bad result made me ______ .
   A. disappoint             B. disappointment        C. disappointed     D. disappointing
22.Getting such a well-paid job is very beyond my ______.
   A. expect                 B. expected              C. expecting        D. expectation
23.It has been proved ______ that the unemployment rates are increasing.
   A. statistic              B. statistics            C. statistical      D. statistically
24.She has made an _______ for the job as a nursery teacher because she like children.
   A. apply                  B. applicant             C. application      D. applicator
25.Daisy has been out of work for 3 months. She stay at home and does the housework_______.
   A. disappoint             B. disappointed          C. disappointedly   D. disappointing
26.She is a biologist. She is interested in _______ .
   A. conserves              B. conservancy           C. conservation     D. conservative
27.There is no ______ for them to do that.
   A. need                   B. needs                 C. needless         D. needing
28.The _____ development leads to our country’s prosperity.
   A. industry               B. industries            C. industrial       D. industrialize
29.Farmers ______ their land to make it _______.
  A. fertilize / product     B. fertilizer / productive                   C. fertilize /
production        D. fertilize / productive
30.Many communities are burning garbage and other biological waste products to produce
  ______.
   A. electric               B. electricity           C. electrician      D. electrify
31.Stress and tiredness often lead to lack of _______.
   A. concentrate            B. concentration         C. concentrated     D. concentrator
32.Human being are the worst _______ on the earth.
   A. pollutes               B. polluters             C. pollutants       D. pollutions
33.Mrs. Christine has been told by her doctor that she is _________, she cannot have a child of
  her own.
   A. childless              B. childhood             C. childish         D. child
34.Thanks to my friends’ ________ remarks, my essay has been improved.


   A. construct          B. construction          C. constructive         D. constructor
35.What is your _____ in fife?
   A. aim                B. aimless               C. aimlessly            D. aimlessness
36.The president traveled under the ______ of many soldiers.
   A. protect            B. protective            C. protection           D. protector
37.The US made a _____ declaration of war to Iraq.
   A. formal             B. formality             C. formalize            D. formalism
38.I sometimes do not feel ______ when I’m at a party.
   A. comfort            B. comforter             C. comfortable          D. comfortably
39.Women show a _______ to live longer than men.
   A. tend               B. tendentious           C. tendency             D. tendentiously
40.It is necessary for the host to make his guest feel comfortable and _____
   A. relax              B. relaxation            C. relaxing             D. relaxed
41.Their _____ has lasted for more than 20 years.
   A. friends            B. friendly              C. friendship           D. friendness
42.Do you feel _____ when taking a test?
   A. nervous            B. nerve                 C. nerveless            D. nervy
43.The workers chose Mr. Pike their _______.
   A. represent          B. representative        C. represents                D. representation
44.Jack London wrote several ______ novels on adventure.
   A. interesting        B. interested            C. interest             D. interestingly
45.She is _____ with her present job.
   A. satisfy            B. satisfied             C. satisfaction         D. satisfactory
46.It takes one a long time to become an ______ pianist.
   A. accomplish         B. accomplished          C. accomplishment            D. accomplishing
47.The young usually do things _______.
   A. enthusiasm         B. enthusiast            C. enthusiastic              D. enthusiatically
48.The industrial ______ has made many changes in our country.
   A. develop            B. developing            C. developer            D. development
49.The hotel is famous for its _______ arranged rooms.


   A. attractive          B. attracted             C. attractively          D. attraction
50.I wasn’t _____ on going to the party last night.
   A. keenness            B. keenly                C. keen                  D. keenest
51.You can _____ knowledge by reading newspapers.
   A. richly              B. enrichment            C. rich                  D. enrich
52.My son has given a great deal of _____ to his future job.
   A. thoughtless         B.thoughtful             C. thought               D. think
53.The most important thing is to keep yourself ______.
   A. occupation          B. occupied              C. occupant              D. occupational
54.Hundreds of ______ have been involved in the research.
   A. scientists          B. science               C. scientific            D. scientifically
55.The more ______ an event is, the better it will be remembered.
   A. signify             B. significance          C. significantly         D. significant
56.The authorities are discussing the worrying ______ issues in the area.
   A. environmentalists B. environmental           C. environment               D.
environmentally
57.Cheer up! You look ______!
   A. disappointed        B. disappointing         C. disappointment        D. disappointed
58.Carbon dioxide occurs in the air in _____ form.
   A. nature              B. naturally             C. natural               D. naturalness
59.I have ______ touch with my father for a long time.
   A. loss                B. lost                  C. loose                 D. loosen
60.I don’t know what I am going to do after leaving school. I am ______ about my decision.
   A. uncertain           B. certainty             C. certain               D. certainly
61.They have been working very hard in _____ for the upcoming exams.
   A. prepared            B. preparation           C. preparatory           D. prepares
62.I think their injuries need medical ______ .
   A. treatment           B. treated               C. treatable             D. untreated
63.The children should be _____ to realize their full potential.
   A. discouraged         B. encourage             C. couraged              D. courage


64.I don’t think I am ______ of doing it.
   A. capability          B. capable               C. capabilities            D. capacity
65.The film gives us ______ insight into life in Brazil. It’t worth seeing!
   A. valuable            B. unvaluable            C. value                   D. evaluate
66.We were amazed at the _______ of the Great Barrier Reef.
   A. beautiful           B. beautifully           C. beautify                D. beauty
