-- What do you think of ‘Eat-up’ Campaign (光盘行动)?--I think it’s really necessary. It is reported that the food that Chinese peopleevery year is enough to feed 200 million people for a year.

There ______ something wrong with my bike today, so I have to walk to school.

 ________ the government’s efforts, our life is becoming better and better.

It ____ me nearly two hours to finish my homework yesterday.

 ---       Lucy practicing playing the piano right now? ---Yes, she         .