[填空题]As is known to all, the English language has been (rich)______by many borrowed words and expressions from other countries.

[填空题]As is known to all, the English language has been (rich)（）by many borrowed words and expressions from other countries.

[填空题]The English language has been at the forefront of globalization. English is celebrated as the language of global corporate management and communication. At the same time, it (47) that there is no need for native English speakers to learn foreign languages if everyone now speaks English.
But such thinking is outdated. The need for English speakers to learn other languages is now greater than at any time in history,and the (48) to learners,to their employers and their countries are similarly great.
For many people,a key reward for learning other languages is a(n)cv (49) one. Does learning a foreign language help your job (50)
A recent survey discovered that those with language qualifications fared better than (51) any other subject specialization--even computer specialists. It seems that this employment advantage (52) . throughout the promotion ladder:A survey of Chief Executives in European companies show

[简答题]Never has there been a language quite like English. A bold statement, yet nevertheless true. Consider a few statistics. Today, one out of every seven people in the world use English in some way. More than half the world’s books are written in English; the majority of international telephone calls are made in English; 60% of the world’s radio programs are broadcast in English. English is even the working language of international air travel. For the first time in history, a single language has become dominant across a wide range of human activity, ranging from music, film and fine arts to the fields of business, diplomacy, science and technology.

[填空题]Electronic Waste
It has been known since ancient times that certain plants regularly open
their leaves in daytime and close them at night. It was assumed which this 62. ______
periodic change was triggered by the alternating sunlight and darkness. Such
leaves stick to their daily routine even when keeping in constant darkness. 63. ______
What is circadian rhythm Many biological processes follow a 24-hours 64. ______
schedule. These cycles are called circadian rhythms. These innate rhythms are
governed by sophisticated chemical mechanisms can be described as biological 65. ______
clocks. Such rhythms are important for humans too! We sleep through most
of the hours of darkness and are awaken through most of the hours of 66. ______
daylight. Body temperature increases during the day and decreases during the
night. The secretion of various hormones that controls life’s processes rises 67. __