Скажите однокоренные слова к словам navigator, settler, jailer, londoner, teacher.99

Settler - set - settled - settling
Jailer - jail - jailed 
Teacher - teach - teachable - teaching
Londoner - London
Navigator - navvy

1 It has been raining for three hours!
2 How many times have you visited Scotland?
3 I have been in London for three years.
4 She has been eating chocolate all morning..
5 Julie has been working at the office since 6 o'clock
6 How much milk has she bought?
7 Has Sue been working for this company for ten years now?
8 I haven’t seen the baby. I don't know how the baby looks.
9 They haven’t been working in the garden all morning.
10 How long has David been writing songs?
11 How many songs has she written so far?

1. Why were you angry with me yesterday? - I was not.

2. Where were you last night? We were at the theatre.

3. When I (came) to the bus stop, I (saw) a boy who (was playing) with a dog.

4. It (was) eleven o'clock, when I ( decided) to go to bed.

5. What time did they ( have) dinner yesterday? They (were having) dinner from seven till eight.

6. When she (saw) him a year ago she (did not recognize) him.

7. I (was) very busy yesterday. I (was preparing) for my exam the whole day.

S. My brother ( washed/was washing) the dishes while I (was sweeping) the floor

9. Why didn't you ( see) a doctor yesterday?

10. It (was raining) heavily when he (went) out.