Вставить пропущенные слова в предложения. 1)what are you doing? internet.i need some information about niagara falls.a)browse b) am browsing c) browsed 2) already new film about francis drake? -not,yet.is it worth watching? a) do b) did c)have 3) jim,there lot of homework to do.let′s begin with maths. a) is b) are c)- 4) they from karelia. here is souvenir for you. a) return b) returned c) have returned 5) unfortunately, the explore e-mail last night. a) doesn′t check b) didn′t check c) hasn′t checked