Прошуууу помогите, быстрее надо

1 A:Have you seen Maria recently?B:No,I haven't talked to her since Monday.

2 A:Why don't you taste the cheese?B:It smells strange.

3 A:Where are you going?B:Shopping.Do you need anything?

4 A:You look tired.B:Yes, I've been working since 9 o'clock this morning.

5 A:Where does Tony live?B:In London-but at the moment he is staying in the Bath.

6 A:How long have you been waiting for the train?B:I have been here since 10 o'clock.