XI.

1. and

2. but

3. because

4. Although

XII.

1. What does she teach you ?

2. What is there in your room ? | Is there a TV set in your room ?

3. When will he come here ?

4. Why does the children like Mr. Bean ?

XI.

1. It is a sunny and windy today

2. Some game shows are popular but I never watch them

3. They cancelled their picnic because the weather was bad

4. Although this exercise is very difficult, we try to do it

XII. 

1. She teacher us grammar -> What does she teach us ?

2. There is a TV set in my room -> Where is the tv set ?

3. He will come here tomorrow -> When he will come here ?

4. Children like Mr. Bean because he is very funny. ->Why the children like Mr. Bean ?