Помогите пожалуйста выбрать нужное причастие1)That man (standing/stood) at the window is

Помогите пожалуйста выбрать необходимое причастие
1)That man (standing/stood) at the window is my uncle.
2)Mother became angry because she saw a (smoking/smoked) cigarette.
3)Our home task is to make up sentences with the (learning/learnt) words.
4)When (visiting/visited) the museum we saw a lot of species of extinct animals.
5)Our teacher wanted us to discuss the (reading/read) book.
6)On the table I found a (writing/written) message for Jane.
7)(Speaking/spoken) too loudly he drew our teachers attention