80. I have ______ touch with my father for a long time.
A. loss B. lost C. loose D. loosen
81. Don’t believe him. He is always ______ friendly.
A. superficiality B. superficial C. superficially D. facial
82. 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
83. They have been working very hard in _____ for the upcoming exams.
A. prepared B. preparation C. preparatory D. prepares
84. I think their injuries need medical ______ .
A. treatment B. treated C. treatable D. untreated
85. This isolated area is ______ only by the helicopter.
A. inaccessible B. access C. accessing D. accessible
86. The children should be _____ to realize their full potential.
A. discouraged B. encouraged C. couraged D. courage
87. I don’t think I am ______ of doing it.
A. capability B. capable C. capabilities D. capacity
88. The film gives us ______ insight into life in Brazil. It’s worth seeing!
A. valuable B. unvaluable C. value D. evaluate
89. We were amazed at the _______ of the Great Barrier Reef.
A. beautiful B. beautifully C. beautify D. beauty
90. The child was ill due to vitamin ______ .
A. deficient B. deficiency C. deficiently D. deficit