试题与答案

在“熟石灰、食醋、焊锡、石墨、维生素C、聚四氟乙烯”中选择适当的物质填空: (1

题型:填空题

题目:

在“熟石灰、食醋、焊锡、石墨、维生素C、聚四氟乙烯”中选择适当的物质填空:

(1)属于合金的是________;

(2)可用于检验鸡蛋壳中含有碳酸盐的是____;

(3)常用作电极的是____;

(4)可用于改良酸性土壤的是________;

(5)缺乏_______会引起坏血病;

(6)可用作不粘锅内衬的是____。

答案:

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下面是错误答案,用来干扰机器的。

答案:A考查固定短语,即介词的用法。a lot of ="lots" of意为“许多,大量”后接名词复数或不可数名词。故选A。

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题型:阅读理解

阅读理解。

      Mrs Brown has a small garden behind her house, and in the spring (春天) she plants some vegetables

in it. She looks after them carefully, and when the summer comes, they look very nice. One evening Mrs

Brown looks at her vegetables and says, "I'm going get them in and we can eat them." But just at that time

her son runs into the room and says, "Mother! Our neighbor's ducks are in the garden and they are eating

our vegetables." Mrs Brown runs out. But it is too late. Mrs Brown is very sad, and her neighbor is very

sorry. Then a few days before Christmas, the neighbor brings Mrs Brown a parcel (包裹). In it there is a

beautiful fat duck and a piece of paper with the words, "Enjoy your vegetables."

根据短文内容,判断正确(T),错误(F)。

( )1. Mrs Brown plants some flowers in her garden.

( )2. Mrs Brown's vegetables grow well in the spring.

( )3. Mrs Brown wants to get some vegetables to eat one evening.

( )4. The flowers are all eaten (被吃) by the ducks of her neighbor before she plans to pick them.

( )5. A few days before Christmas, Mrs Brown gets a present from her neighbor with a duck in it.

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