the crisis of economy getting more andmore serious, the government is searching for ways to improve people’s life

Recently people have made great progress in using ____power of nature to produce____ electricity.

. —John is so excited. Did he win the competition—Yes. He was lucky and he had one minute to complete the special task, no more and no less.

ar Peterson was badly injured in the accident— , let’s go andsee him

This year our school is __________ than it was last year.