58 A wings B engines C pilots D speed
59 A probable B possible C improbable D impossible 60 A seat B pace C place D vacancy
61 A technical B rich C those D professional 62 A got rid of B raised C avoided D lowered 63 A much B so C very D such
64 A sometimes B occasionally C neither D never 65 A But B So C Now D However
资料来源：中国教育在线 http://www.eol.cn/
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