问题 选择题

下列现象中,属于光的反射的是(  )

A.立竿见影

B.在河岸上能看到水中游动的鱼

C.树木在水中形成倒影

D.阳光照射浓密的树叶时,在地面上出现光斑

答案

解;A、立竿见影是由光的直线传播形成的,故本选项不符合题意;

B、在河岸上能看到水中游动的鱼,是因为光的折射现象,故本选项不符合题意;

C、树木在水中形成倒影,属于平面镜成像,是由于光的反射形成的,故本选项符合题意;

D、阳光照射浓密的树叶时,在地面上出现光斑是由光的直线传播形成的,故本选项不符合题意.

故选C.

阅读理解

LANGUAGES Canada,a new Canadian national organization of public and private language training programs,was started recently to ensure that language training in Canada is of high quality,Canada News Wire has reported.

Canada has developed its language-training programs for over forty years without a comparatively uniform(adj. 一致的;相同的) quality standard before Languages Canada adopted(采用) a complete system of rigorous standards that apply equally to all public and private schools in Canada To qualify(取得资格;具备合格条件),a school is evaluated in a number of categories including curriculum,teacher qualifications,student services,student admissions,marketing,promotion,facilities and administration. The quality standards guarantee that international students who come to Canada to learn English or French can expect to receive a uniform level of excellent instruction..

So far,a total of 144 language–training programs,public and private,English and French,have met the standards. They will have to re-qualify in three years. About two dozen other schools failed to meet all standards and may be re-evaluated in the future.

Canada’s language training sector accounts for(数量占…) about 15 percent of the market share of global language training business Canada ranks third among destinations for English language training after UK and US. Calum Mackechnie,President of Languages Canada and President of York University’s English Language Institute,says if Canada wants to fully take advantage(利用) of the economic potential(潜力) of its language-training sector,it needs to make sure the world knows what the country has to offer.

46.What do we know about Languages Canada?

A.It is a language training school.

B.It has a history of over 40 years.

C.It has many branches all over the world.

D.It is a new Canadian national organization.

47.______________ is not taken into consideration when evaluating a school.

A.Curriculum                                     B.Teacher qualifications

C.School size                                    D.Administration

48.The underlined word “rigorous” in Paragraph 2 probably means “___________”.

A.strict               B.similar                    C.different                D.The same

49.Which of the following statements is WRONG?

A.So far, 144 language-teaching programs have met the standards.

B.UK ranks second among destinations for English language training.

C.About 24 other schools didn’t meet all standards.

D.Languages Canada was launched to ensure high-quality language training in Canada.

50.What’s the main idea of this passage?

A.Canada sets English training standards across the country.

B.Canada is a big language-training country.

C.Canada hopes to make more money from language training.

D.Canada has a long history in developing its language-training capacity.

问答题 简答题