31. Principal known for his dictionary, Noah Webster was also the first epidimiologist in the United States.
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4 _, F: M: a! R$ J+ Q% K9 V答案：A ; j7 g+ z0 B- ]4 V8 g; w5 h0 D4 E
测试点：词性.
: W/ t* ?5 o: h分析：修饰动词的过去分词known要用副词principally，而不能用形容词principal. $ I7 v3 @2 X* Q) [# i2 Q
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32. Liquid lubricants contrast widely in weighing, thickness, and boiling point.
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2 y [2 Q# s7 r5 d答案：C
9 z$ l4 ]. v- K测试点：词性／并列结构.
! @$ [. F1 g9 [6 y0 m" o* k分析：关键词是and，它要求其前后成份同词性、同性质．此处当用名词weight与thickness和point并列. - L4 `$ {5 L- i9 [( P% h: q6 Z: _
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33. Interest with major social events led to a period of growth in journalism after 1945. ; N3 A, I0 T; u2 N9 X. V
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答案：A
6 P. f8 C( u6 Y" `2 J测试点：习语/介词。
/ R c0 t* G5 z分析：interest in是固定短语，不用with。 5 l+ P* X% G& ?0 Q3 x' n P
" V1 ?; N. J, v: |0 c1 E3 ~34. Saint Elmo’s fire is a luminous blue discharge of electricity sometimes seen when a thunderstorm.
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答案：D + I8 U! N: b/ z
测试点：介词.
# _4 |6 V/ Z$ k3 J1 C7 E. M分析：表示时间概念的连词和介词经常错用．连词when后只能接从句或分词而这里后接名词，不能用when，只能用介词in或during.
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35. Almanacs in simple form have been known from the invention of writing.
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" B: Z4 x2 ^3 }9 D% J1 w8 t答案：B 测试点：since和from的用法.
3 L9 M& w5 n1 V: C# j- X分析：since和from常被相互错用．由have been known知道此句是现在完成时态，应想到时间状语该用since，不能用from. |
发表于 2012-8-14 22:34:35
