16.He always leaves _______ for all the words he does not know in his translation.4 V3 D. M) A& B, e" ]7 _1 }! p( C
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A.blankets B.blind C.black D.blanks
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; T3 ~# n6 o5 v4 r0 m' I; f, O1 P, @17.Smoking and drinking are regarded as _______ in some countries because they do no good to health.
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% T2 `4 ~4 G; z, VA.vices B.habits C.customs D.copies
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18.The news has not yet been officially _______ by the government.+ _3 R$ U. V, x2 q
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A.struck B.confirmed C.founded D.pointed
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( G% ]- q5 I" l1 v! E4 Q1 {4 n19.These are two _______ issures, but people often take them as one./ i& S( o G" q; R, q- x& e
0 s" U) J; @( VA.ruin B.nest C.distinct D.castle
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; u: |" d% g2 _$ [' L' T+ j- g20.What _______ did you watch on television last night?
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A.wave B.frequency C.channel D.tunnel
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5 g# K: r2 @: z! Z4 i; [16.D 17.A 18.B 19.C 20.C |