1) The window wasn't opened by my dad.

2) Our rooms aren't cleaned every morning.

3) Our new English textbook won't be published next year.

4) The letters weren't sent a week ago.

5) The first stations of the London Tube weren't built more than a hundred years ago.

6) English and German aren't taught in lots of schools.

7) Who won't be asked at Maths lesson today?

8) Bread and milk aren't bought every Friday in our local shop.

9) The film wasn't shown last year .

10) The vegetables weren't bought at the market on Sunday morning.

11) We hope that in the 21st century Russian won't be studied in lots of countries.

1) Was the window opened by my dad?

2) Are our rooms cleaned every morning?

3) Will our new English textbook be published next year?

4) Were the letters sent a week ago?

5) Were the ferst stations of the London Tube built more than a hundred years ago?

6) Are English and German taught in lots of schools?

7) Who will be asked at Maths lesson today?

8) Are bread and milk bought every Friday in our local shop?

9) Was the film shown last year?

10) Were the vegetables bought at the market on Sunday morning?

11) Do we hope that in the 21st century Russian will be studied in lots of countries? Will Russian be studied in lots of countries in the 21st century?