afraid of making mistakes,the little boy____answer his teacher’s question.

If Newton lived today, he would be surprised by what in science and technology.[ ]

What’s the matter with John? He has been sitting there for hours. -A postcard from his fatheran attack of home-sickness in him.

It was in the factory _____ I worked _____ I got toknow her.

下列各句中，没有语病的一句是(　　)