22. Find and correct the mistakes.

1. A research project is outlined which will investigate these (this) hypothesis and, in addition, focus on such questions as the role of mathematics in science and the status of the genetic code.

2. But this can never be satisfactory since these pseudo language systems doesn't work (don't work) as language.

3. The question we are investigating can, ultimate (ultimately), be posed as:"Do we speak (have language) because we think, or do we think because we speak?"

4. But we can ask why also (can also) science sometimes blocks, runs into obstacles or turns around in circles. 

5. The rest of the world's scientists, too, fallen (have fallen) into step.

23. Choose the correct answer.

1. It is our opinion that natural language is perfectly _________.

1. Adequate instrument for the expression of scientific ideas

2. instrument adequate for the expression of scientific ideas

3. adequate instrument for the scientific ideas of expression

4. instrument for the expression adequate of scientific ideas

2. Linguistics _____ the study of the use and organization of language with particular linguistic theories differing in their views on how a and b are organized, or,if you like, how they are acquired and used psychologically. 

   A has been

   B is being

   C is

   D is been

3. The current status of the English language compares _____ that of Latin in the past. 

   A at

   B from

   C with

   D into

4. If the pattern ____ the previous language trends, we still have  about 100 years before a new language dominates the world. 

   A will follow

   B would follow

   C followed

   D follows

5. She _____ an article about the role of English in science all morning.

   A has written

   B has been writing

   C writes

   D wrote

6. We ________ the project devoted to scientific discoveries of 20th century.

A have been finishing

B have finished

C finish

D are finishing

24. Fill in the where necessary.

Modern English, sometimes described as 1) the first global lingua franca, is the dominant language or in some instances even 2) the required international language of 3) communications, science, information technology, business, seafaring, aviation, entertainment, radio and diplomacy. Its spread beyond 4) the British Isles began with 5) the growth of 6) the British Empire, and by the late 19th century its reach was truly global. Following British colonisationfrom 7) the 16th to 19th centuries, it became the dominant language in 8) the United States, 9) Canada, 10) Australia and 11) New Zealand. 12) The growing economic and cultural influence of the US and its status as a global superpower since 13) World War II have significantly accelerated the language's spread across the planet. 14) English replaced German as the dominant language of science Nobel Prize laureates during 15) the second half of 16) the 20th century. English equalled and may have surpassed 17) French as the dominant language of diplomacy during the last half of 18) the 19th century.