I still remember __________ chess in class by my teacher about twenty years ago.

A．to be caught to play

B．being caught playing

C．catching play

D．having caught playing

句型转换

1.My parents were repairing the computer at this time yesterday.(对画线部分提问)

_______ _______ your parents doing at this time yesterday?

2.The wall around this city is 13.7 kilometers long.(对画线部分提问)

_______ _______ is the wall around the city?

3.It took them about five hours to finish the work.(改为一般疑问句)

_______ it _______ them about five hours to finish the work?

4.I think this story is the funniest of all the stories.(同义句转换)

I think this story is _______ _______ any other story.

5.Grandma Zhou enjoys the life in the countryside because it is much cleaner there. (对画线部分提问)

_______ _______ Grandma Zhou enjoy the life in the countryside?