Как я поняла, можно задавать любые вопросы к данным предложениям?
1. When did girls and boys go to different schools?
2. When do children go to mixed schools?
3. Why some people think that it is a bad idea for girls and boys to study together?
4. Why mixed schools are good?
5. When do girls and boys learn how to communicate with each other?
6. Why does he/she believe that mixed schools will exist in the future?
7. Why boys and girls should study different subjects?
8. Are there any problems with discipline?
9. Are mixed class much more fun?
10. Do boys and girls have the same interestings?