are
they working in the garden ?will we go to ....?Have you just...?were they in many....?do they like playing...?

1. are they working in the garden?
where are they working?
who working in the garden?
are they working or playing in the garden?
they are working in the garden, are not they?
2. will we go to New York next year?
when will we go to New York?
where will we go next year?
will we go to New York or Chicago next year?
we will go to New York next year, won't we?
3. have you just read this book?
what have you just read?
when have you read this book?
have you just read this book or newspaper?
you have just read this book, haven't you?
4. were they in many countries?
where were they?
who were in many countries?
were they in many countries or cities?
they were in many countries, weren't they?
5. do they like playing tennis?
who like playing tennis?
what do they like playing?
do they like playing tennis or football?
they like playing tehhis, don't they?