Ответ:

6 задание

1)plenty of

2)hardly any

3) average sized

4) relatively small

5) big enough

6) most

5.

Average-sized, big enough, relatively small - size

Most, plenty of, hardly any - quantity.

6.

1. Plenty of

2. Hardly any

3. Big enough

4. Average-sized

5. Most

6. Relatively small