Добрый день, уважаемые пользователи. Возник вопрос по временам (английский язык). Помогите, пожалуйста.

Настя в категроии Английский язык, вопрос открыт 19.09.2017 в 19:20

1. How long ..... Jerry? - But I don’t know him at all. I have never met him.
do you know | have you known | has you known | did you know
2. You may take this magazine. I ..... through it already.
look have looked | am looking | have been looking