Lesson 10. Word formation. Prefixes of negation (-un, -in, -im, -il, -ir, dis).

Task 1. Add suitable prefixes to the adjectives given below:

1. an __friendly look
2. an __interesting book
3. an __natural colour
4. an __important task
5. an __possible answer
6. an __personal letter
7. an __definite article
8. an __correct answer
9. __direct speech
10. an __regular verb
11. an __responsible person

Task 2. Choose the correct prefix to make negative forms of the adjectives.

1) He was short and overweight and generally fairly __attractive.

1. a) dis-; b) im-; c) in-; d) un- .

2) He’s a good teacher, but tends to be a bit __patient with slow learners.

1. a) un-; b) in-; c) im-; d) dis- .

3) It is an __logical statement, because if one part is true, then the other must be false.

1. a) dis-; b) il-; c) in-; d) un- .

4) It is __ polite to point at people.

1. a) dis-; b) im-; c) in-; d) un- .

5) My friend is very __responsible, he never does anything in time.

1. a) dis-; b) ir-; c) in-; d) un- .

6) He’s very __patient. He can’t work as a teacher.

1. a) dis-; b) im-; c) in-; d) un- .

7) He’s an __forgiving person. He never forgives people.

1. a) dis-; b) ir-; c) in-; d) un- .

Watching and discussing

https://www.ted.com/talks/roman_mars_why_city_flags_may_be_the_worst_designed_thing_you_ve_never_noticed

Homework

Task 1. Add suitable prefixes to the adjectives given below:

• competent expected honest regular professional
• logical possible literate pleasant direct popular clear polite important tidy
• human fair true valid available critical responsible
• flexible educated definite patient agreeable liberal

Task 2. Choose the correct option.