Ответ:

A.

1. bumped

2. suffer

3. prevent

4. compare

5. negotlate

6. benefit

7. warn

8. differs

D.

1. a

2. b

3. b

4. a

5. b

6. d

7. a

Ответ:

A

bumped into

cope with

protect from

replace with

negotiate with

combine with

mix with

differs from

B

improvement

operation

connection

arrangements

inventions

reduction

D

d

b

d

a

b

b

a

Объяснение: