3. The students are learning road signs in the school yard. =>

What are the students learning in the school yard ? …………………………………………………………………………………………….
4. There are fifty classrooms in my school. =>………how many are there classrooms in your school?…………………………………………………………………..………………
5. My father used to go fishing in the pond near the woods. =>………what did your father use to?…………………………………………………………………………………….
6. Trung usually rides his motorbike very carefully. =>………How does Trung usually ride his motorbike?

………………………………………………………………..………………….

. 7. He couldn’t go to school because he was sick yesterday.

Why couldn't he go to school yesterday?

8. She has lived in this city for twenty years. =>…When has she lived in this city ?…………………………………………………………………………………………

.. 9. She wants to buy some coffee. =>……how much coffee does she want to buy?………………………………………………………………………………………..

10. Susan is making a birthday cake in the kitchen. =>…what is Susan making in the kitchen?……………………………………………………………..………………………