1 our teacher doesn't ask many questions.
Does our teacher ask many questions.
2 both my brother don't study at the University.
Do both my mother study at the University?
3 will you take part in this conference?
You won't take part in this conference.
4 all the students didn't translate the text in time.
Did all the students translate the text in time ?
5 my father doesn't read newspaper in the evening.
Does my father read newspapers in the evening?
6 the delegation didn't leave for London yesterday.
Did the delegation leave for London yesterday?
7 we shan't go to the Caucasus in summer.
Shall we go to the Caucasus in summer?
8 her father didn't work at school last year.
Did her father work at school last year?
9 will our guests visit a lot of museums?
Our guests won't visit a lot of museums.
10 Did many school - leaves know English well?
Many school - leaves didn't know English well?
11 Does my son like detective stories very much?
My son doesn't like detective stories very much.
12 Do we live in Rostov on Don today?
We don't live in Rostov on Don today.
13 Does Russia border on many countries.
Russia doesn't border on many countries.