免费a一毛片,有码毛片,好爽又高潮了毛片免费下载16禁,黄色一级免费网站,毛片二区,一级毛片视频免费,性a视频

Unit 16 SCIENTISTS AT WORK

發(fā)布時(shí)間:2016-1-25 編輯:互聯(lián)網(wǎng) 手機版

TRANKLIN’S FAMEOUS KITE EXPERIMENT

Time: People: Place:

Four things needed for Three important steps to prepare Description of the

the experiment : for the experiment: experiment:

Unit 16 課文理解

§1.1細枝末節

(Text 1)

1.Scientists knew what electricity is for the 1st time _____.

A.in June 1752 B.before 1752 C.after 1752 D.in the 19th century

2.Which of the following is in the correct order?

a.The experiment proves that lightning and electricity are the same.

b.The kite flew high in the rainy sky.

c.He made a silk kite.

d.Very sharp piece of metal was fixed.

e.A key was fastened to the end of the string.

f.A ribbon was tied to the string.

A.d,e,f,c,b,a B.c,d,e,f,b,a C.d,c,e,f,a,b D.c,d,e,f,a,b

3.Franklin made the kite of silk because _____.

A.wet silk does not conduct electricity

B.silk kite flies high

C.silk kite will last longer in weather with rain and strong winds

D.silk kite is cheaper

(Text 2)

4.Which of the following is true?

A.Every year 2.5 million animals die in experiments.

B.Animals are only used to test new medicines.

C.Scientists say animal testing does not work.

D.Almost all the medicines people use have been tested on animals.

5.Animal rights activists are _____.

A.doctors B.people who defend animal rights

C.officials D.scientists

6.What"s a painkiller?

A.殺手 B.安慰劑 C.止痛藥 D.救心丸

§1.2主旨大意

7.Text 1 is meant for _____.

A.experts B.scientists C.common readers D.officials

8.Text 2 is mainly about _____.

A.divergence(分歧)on animal experiments

B.the results of animal experiments

C.the process of animal experiments

D.loss of animals in experiments

§1.3推理判斷

9.Which is not stated but can be inferred from Text 1?

A.Franklin did the experiment with the kite.

B.Franklin"s experiment with electricity was dangerous.

C.Franklin failed the experiment again.

D.The experiment was conducted in bad weather.

10.What"s the writer"s attitude towards animal testing in Text 2?

A.Neutral. B.Supportive. C.Indifferent. D.Against.

临桂县| 武鸣县| 麻城市| 河池市| 甘肃省| 花垣县| 安阳县| 南郑县| 明光市| 武定县| 醴陵市| 宁德市| 庆云县| 红桥区| 高雄市| 平泉县| 高邑县| 江华| 襄城县| 许昌县| 洛川县| 呼玛县| 阿合奇县| 建德市| 梧州市| 盐津县| 彩票| 余姚市| 阜城县| 本溪| 平利县| 平南县| 斗六市| 淄博市| 双鸭山市| 延吉市| 西贡区| 邮箱| 六安市| 读书| 临高县|