Question

第一栏是五个人的状况描述，第二栏是相关信息。请从第二栏中选出与第一栏相匹配的信息。

66.Xiao Ming is interested in astronomy (天文学)．Is it hot or cold on the stars？What are the stars made of？

67.Kate has long and beautiful hair.She says she always uses a certain shampoo (洗发水)．Why do the shampoos make hairs clean and smooth？

68.Why can all the plants be grown well in the soil？Which materials contain (包含) in the soil？John wants to know the answer.

69.I wonder the origin of the universe，and its form，its constitute...Can you tell me？

70.Candles give us light in the dark.But do you know what in the candles can burn to light？

A.Until about thirty years ago，astronomers thought that it was composed almost entirely of this “baryonic matter (重子物质)”，ordinary atoms (原子)．However，in the past few decades，there has been even more evidence accumulating that suggests there is something in it that we can not see，perhaps some new form of matter.

B.They are composed primarily of chemicals called surfactants (表面活性剂) that have the special ability to surround oily materials on surfaces and allow them to be rinsed away while washing the hair by water.

C.They are made out of wax (蜡) and contain fragrances，minor additives，colorants and come in a variety of shapes and size.

D.It is a combination of both living and non­living materials.One part of it is broken­down rock.Another is organic matter made up of decaying (腐烂的) plants and animals.Water and air are also a part of it.

E.Some of them，such as polystyrene，are composed of monomers that contain only carbon and hydrogen (氢)．All organic plastics include a long backbone of carbon.

F.Basically，they are big exploding (爆炸的) balls of gas，mostly hydrogen and helium (氦)．The nearest one to us，the sun，is so hot that the huge amount of hydrogen is undergoing a constant star­wide unclear reaction，like in a hydrogen bomb.

G.It depends upon the kind.Most of them are made from collagen/gelatin (胶原蛋白)，which comes from the skin，bones and hooves of horses，pigs and cows.

1._______

2._______

3._______

4._______

5._______

Answer

1.F

2.B

3.D

4.A

5.C

【解析】

1.根据小明的问题Is it hot or cold on the stars？What are the stars made of？，可知是关于天文学的，备选项The nearest one to us，the sun，is so hot…介绍的是星体知识，故选F。

2.根据句子Why do the shampoos make hairs clean and smooth？，可知是关于洗发水的，备选项They are composed primarily of chemicals called surfactants that have the special ability to surround oily materials on surfaces and allow them to be rinsed away while washing the hair by water.，介绍的是表面活性剂的功用，故选B。

3.根据约翰的问题Why can all the plants be grown well in the soil？Which materials contain in the soil？，可知是关于土壤的，备选项It is a combination of both living and non­living materials. One part of it is broken­down rock. Another is organic matter made up of decaying plants and animals.，介绍的是土壤的有机物质，故选D。

4.根据句子I wonder the origin of the universe，and its form，its constitute...，可知是关于宇宙起源的，备选项in the past few decades，there has been even more evidence accumulating that suggests there is something in it that we can not see，perhaps some new form of matter.介绍的是宇宙知识，故选A。

5.根据句子But do you know what in the candles can burn to light？，可知备选项They are made out of wax and contain fragrances，minor additives，colorants and come in a variety of shapes and size.符合文意，故选C。