Jack _ in Russia for three weeks now
1-has gone
2-has been
3-is

Jack has gone in Russia for three weeks now

my friend works at factory because he's a metallurgist. another friend is an advising seller of electronic equipment and clerical aids, therefore he works at office. his home is quite close to the office.

1) what the big ears you have, grandma! 2) how dangerous the place looks! 3) how empty the islands are! 4)what an unusual clock it is! 5) how brave the boys are. 6) what interesting films! 7) how polluted the lake is! 8) how sunny  weather is! 9) what the funny clothes she wears! 10) what the tasty vegetables i've bought!