pp-1-19 pp-1-96 pp-1-115 语法急问（剩下五天）

knock00

19. Because Mars is farther from the Sun than _________,

   Mars takes longer to complete a revolution.

                  Earth is  

                  is from Earth  

                  

我选择B因为 (Mars ) is from Earth

请问为何正确答案 A： 如何得出?

96. Cyclamates were introduced in the early 1950's

   (a )as alternative sweeteners (b)for use(c) by individuals

   who needed (d)reducing their sugar intake for

   medical reasons.

我想请问句中的ａｓ　意思是　＂当作＂　那请问他的词性为何？

另外在托福考试中，ａｓ大部分的意思都是＂当作＂

是否有出现过：当　时候＂　？请举例谢谢

115(a). Over one thousand(b) mineral are known, most of which

    are (c )characterized by definite chemical composition,

    crystalline(d ) structure, and physical properties.

答案是Ｂ　

请问如何改？

jjyyww11

以下是引用knock00在2004-3-3 17:03:00的发言：

19. Because Mars is farther from the Sun than _________,fficeffice" />

         Mars takes longer to complete a revolution.

                                                                            Earth is    

                                                                     is from Earth    

我选择B因为 (Mars ) is from Earth

请问为何正确答案 A： 如何得出?

    Mars is farther from the Sun than Earth is ( from the Sun).

如果B是: it is from Earth 就是对的,注意it不能省略.

96. Cyclamates were introduced in the early 1950's

         (a )as alternative sweeteners (b)for use(c) by individuals

         who needed (d)reducing their sugar intake for

         medical reasons.

我想请问句中的ａｓ　意思是　＂当作＂　那请问他的词性为何？

另外在托福考试中，ａｓ大部分的意思都是＂当作＂

是否有出现过：当　时候＂　？请举例谢谢

    as 在这里是介词. 当它后面接的是句子时,它就是连词"当...时候"

He dropped the glass as he stood up.

115(a). Over one thousand(b) mineral are known, most of which

             are (c )characterized by definite chemical composition,

             crystalline(d ) structure, and physical properties.

    答案是Ｂ　

请问如何改？


改为 minerals