2. Перепишите данные слова в две колонки: с общим положительным и отрицательным значением.

e.g. 1. careful, 2. useless, 3. harmless, 4. useful, 5. fearful

1(+)	2 (–)
careful harmless useful	useless fearful

1. harmful, 2. faultless, 3. fruitless, 4. fearless, 5. hopeful, 6. smokeless, 7. successful, 8. aimless, 9. helpful, 10. careless, 11. noiseless, 12. wasteful

3. Прочитайте вслух все слова с положительным значением, затем – все слова с отрицательным значением.

e.g.	trustful,	jobless,	careless,	harmless,	fearful
	1	2	2	1	2

1. faultless, 2. doubtful, 3. homeless, 4. painful, 5. beautiful, 6. careful, 7. useful, 8. meaningless, 9. dustless, 10. peaceful, 11. tireless, 12. thankless

4. Прочитайте вслух предложения, в которых слова написаны слитно, без пробелов.

e.g.	/This | is | a | harmless | gas/. – This is a harmless gas.

1. /Thisdiscussionisveryuseful/. 2. /Heisnotunskillfull/. 3. /Itwasasuccessfulattempt/. 4. /Itisnotuselesstomakeexperiments/. 5. /Heisaveryskillfulchemist/.

6. /Itisharmfultodrinkmuchcoffee/. 7. /Youmustbeverycarefulwiththisgas/.

8. /Slowheatingdestroysharmfulorganisms/.

5. Прочитайте предложения, в которых пробелы поставлены не в тех местах, где им следовало бы находиться. Напишите правильный вариант предложений и прочитайте их вслух.

e.g. /Thiswor kisuse lessandunim portant/. – This work is useless and unimportant.

1. /Thisisave rypower fulen gine/. 2. /Oxyg enis acolour lessg as/. 3. /Theoper ationw

asve rypain ful/. 4. /Hi sansw erw asqu iteun succes sful/. 5. /Thi swor kisno tus eless/. 6. /Theres ult sofhi swor kwer ever yusef ul/. 7. /Thenumb ero felem entsi sno tlimitl ess/. 8. /Hei saver yhel pfulm an/.

6. Прослушайте слова. Проставьте в тетрадях против номера каждого слова плюс или минус в соответствии с общим значением слова.

e.g.	Speaker	Card
	careful	1. +
	useless	2. –
	painful	3. –

7. Прочитайте предложения и определите, является ли общая характеристика объекта положительной или отрицательной, исходя из наличия или отсутствия отрицательной частицы “not” значения корня и значения суффикса прилагательного.

e.g.

This substance is not harmless. His work is not useless.

1. – 2. +

1. His attempt was not successful. 2. This discussion is aimless. 3. The medicine is not harmful. 4. The operation will be painless. 5. It is not useless to make the experiment again. 6. His voice was expressionless. 7. This case is not unsuccessful. 8. In response I heard some meaningless words. 9. The experiment was not unsuccessful. 10. The week was uneventful. 11. He is not ungrateful. 12. This substance is not unharmful. 13. Her point of view is not faultless. 14. Our possibilities are not limitless. 15. He is not unskillful. 16. My watch is of stainless steel.

8. Напишите следующие утверждения, заполнив пропуски нужными по смыслу суффиксами.

e.g.	The experiment can be unsuccessful if the experimenter is not very care____. (careful)

1. You must analyse other properties of these two substances as they are both colour_____. 2. He did not know the grammar material well, so his test paper was not fault____. 3. It was so hot in the room that it seemed air_____. 4. The new engine is very good, it is very power_____. 5. You should be care____ with phosphorus as it is very harm____. 6. Though it stopped raining the sky was star___. 7. During the slow heating the fruit is cooked, the harm_____ organisms are destroyed. 8. He did not like the task, it seemed use_____ to him.

9. Прочитайте данные словосочетания и укажите номера тех из них, которые общее отрицательное значение.

e.g.	1. absolutely fruitless, 2. quite fearless, 3. not unsuccessful, 4. quite useless
	1, 4

1. quite harmless, 2. not very careful, 3. absolutely doubtless, 4. not unlawful, 5. absolutely unsuccessful, 6. not quite faultless, 7. quite needless, 8. not useless, 9. quite tireless, 10. not very useful, 11. rather helpful, 12. not healthful

10. Прослушайте следующие пары характеристик, отмечая плюсом номера тех из них, в которых оба члена пары сходны по значению, и минусом – те, в которых члены пары противоположны по значению.

e.g.	Speaker	Write down:
	1) not very careful – careless 2) absolutely unsuccessful	1) + 2) –

11. Переформулируйте письменно точку зрения автора, сводя его довольно уклончивую формулировку к более однозначной.

e.g.	Such experiments are not quite useless. – The author means they are useful.

1. This substance is not quite harmless. 2. The results are not absolutely doubtless. 3. The operation will not be quite painless. 4. The discussion was hardly fruitful. 5. He is not quite unskillful. 6. Our trip was not very successful. 7. His worde were hardly tactful.

12. Прочитайте ряд утверждений. Выразите устно свое несогласие с теми из них, которые противоречат объективным фактам или Вашей личной точке зрения.

e.g.	To make experiments is quite useless for a chemist. – Oh, no, to make experiments is (very) useful for a chemist.

1. Half a century ago operations were more painless than now. 2. Oxygen is a colourless, odourless gas. 3. Bananas are tasteless. 4. Freezing is harmful for meat products. 5. You should be very careful with sulphuric acid – it is very reactive. 6. Drinking water is tasteful. 7. Phosphorus is a harmless substance.