Вчеркните от 2-ух до 5 пропущен-ных слов, включая слова, выделен.ные жирным

Вчеркните от 2-ух до 5 пропущен-
ных слов, включая слова, выделен.
ные жирным шрифтом.
1 He became a singer ten years ago.
has He has been a singer for... ten years.
2 They visited their friends a month ago.
have They .............. their friends for a month.
3 When did you visit your grandparents?
ago How long .............. your grandparents?
4 She has been a doctor for ten years.
became She
... ten years ago.