作者invisibleya (inv)
看板Eng-Class
标题[文法] 几个句子
时间Mon Mar 1 01:07:01 2010
想请问各位大大以下句子
1. Nutritionists recommend that each individual take sufficient amounts
of vitamin C so that may he may not contract svurvy as well as other
diseases attributed to the lack of the nutrient.
第一行中的take是否应该要用第三人称单数 即takes
2. Historians are still mystified by the question how some ancient
civiliztions disappeared suddenly in history.
第一行中的how为何不能使用why
3. __________, the cell bodies that control the heredity of an animal or
a plant.
(A) DNA is the chief material in chromosomes
(B) The chief material in chromosomes is DNA
(C) In chromosomes DNA is the chief material
(D) In chromosomes the chief material is DNA
正确答案是A 想请问其他选项为何不行
谢谢回答
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1F：→ zofloya:1.subjunctive2.因为作者想问how 3因为後面那一串是染色体 03/01 01:32
2F：推 aowen:2用why的话好像蛮诡异的... 03/01 01:39