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108. Dr. Manette had been mentally ____ by his long years alone in prison and his hair had turned white.

　　 A. disturbed　　 　　　　 B. troubled　　 　　　　　 C. worried　　 　　　　　 D. damaged

107. The Curies are best known for ____ radium and they won the Nobel Prize in 1903.

A. discovering　　 　　　 B. inventing　 　　　　　　 C. finding　　 　　　　　　 D. creating

106. Where are my keys? They seem to have ____.

　　 A. found　　 　　　　　　　　　　 B. appeared　　 　　　　　 C. disappeared　　 　　　 D. discovered

105. The waters of this great lake, which is also the world's deepest, have been ____ by waste from a chemical factory.

　　 A. cleaned　　 　　　　　 B. cleared　　 　　　　　　 C. dirtied　　 　　　 　　　 D. thrown

104. --- What do you do in the theatre?

　　 --- I ____ plays.

　　 A. act　　 　　　　　　　　　 B. direct　　 　　　　　　　　　　 C. perform　　 　　　　　 D. watch

103. Can you _____ the difference _____ American English and British English?

　　 A. tell; among　　　　　　　 B. judge; between　　　　　 C. tell; between　　　　　　 D. say; between

102. In the minority nationality the custom doesn’t ____ and has come down from generation to generation.

　　 A. die away　　　　　　　　　 B. die of　　　　　　　　　　　 C. die from　　　　　　　　　 D. die out

101. Many English teachers like to _____ dictation _____ their students.

　　 A. have; to　　 　　　　　　 B. take; on　　　　　　　　　　 C. make; on　　　　　　　　　 D. give; to

100. My cousin wants to be a scientist and _____ science of nuclear.

　　 A. devote to　　　　　　　　　 B. devote for　　　　　　　　 C. devote himself to　　　 D. devote himself for

99. China is the biggest _____ country, while the U.S.A is the biggest ____ country.

A. developed; developed　　　　　　　　　　　　　　　　　　　　　 B. developing; developed

C. developing; developing　　　　　　　　　　　　　　　　 D. developed; developing