Найдите в каждом ряду существительное
1. a) developing, b) development, с) developed, d) develop

2. a) provide, b) providing, c) provision, d) provided

3. a) attend, b) attention, c) attentive, d) attending

4. a) knowledge, b) smaller, c) know, d) knows

5. a) better, b) keep, c) keeper, d) kept

6. a) finder, b) finding, c) finds, d) harder

7. a) build, b) better, c) built, d) builder

8. a) behaviour, b) therefore, c) until, d) think

9. a) possible, b) other, c) throw, d) influence

10. a) quite, b) way, c) equip, d) later