I have drawn a lot of pictures since I was 6.
I have have rread a lot of books since I was 6.
I have learnt to swim since I was 6.
Здесь можно задавать любые вопросы по образцу: Have you drawn a lot of pictures since you were 6?
I have been reading the book War and Peace for a couple of weeks.
I have been writing the article to the local newspaper for a couple of weeks.
I have been waiting for an answer from my pen-friend from America.
здесь можно задавать вопросы по образцу: Have you been reading the book War and Peace for a couple of weeks?
I haven't seen any film on TV this week.
I haven't played tennis this week.
I haven't visited my friends this week.
А здесь вопросы по образцу: Have you seen any films on TV this week?
Бэн чистит зубы каждое утро,
Нужно употребить is brushing
Т.к это настоящее длительное время. Это грамматика английского. Если употребить без "жесткого" указания every morning, то получается, что Бэн чистит зубы в данный момент времени
А brushes - это щетки (кисти) , просто множественное число