Проверьте пожалуйста задание 20.3(если есть ошибки,укажите на них и исправьте)и сделайте 20.4

20.33 I didn't play tennis yesterday afternoon. 4 What time did you go to bed last night? 5 Have you ever met a famous person? 6 The weather wasn't very good yesterday. 7 My hair is wet. I have just washed it.8 I have washed my hair before breakfast this morning. 9 Kathy travels a lot. He has visited many countries. 10 Is Sonia here? No, she hasn't come yet.20.41 A: Did you have a good time? B: Yes, it was great.2 A: where is Alan? Have you seen him?B: Yes, he went out a few minutes ago. A: And Julia? B: I don't know. I haven't seen her.3 A: Rose works in a factory. She has worked there for six months . Before that she was a waitress in a restaurant . She has worked there for two years, but she didn't enjoy it very much.4 A: Do you know Martin 's sister? B: I saw her a few times, but I have never spoken to her. Have you ever spoken to her?A: yes, I met her at a party last week. She's very nice.