题目内容
A lot of fish in the river _______ recently, because there is lots of pollution.
A. has died B. has been dead
C. have been dead D. have died
阅读快车系列答案根据短文内容，用所给词的适当形式填空。（其中有两个词多余）
play;lazy; too; time;always;go;thin; try; health; could; either; can; |
How can we keep 1._________?One important thing is to exercise often.The Smith family try to exercise every day.Qiang Smith2._________ not exercise in the morning because he must be at his job at seven o'clock.But he runs every evening.He walks a lot, 3._________.He walks to school every day and after school he4._________ basketball with his friends.Qiang goes to a yoga (瑜伽)class three 5._________ a week,but it isn’t6._______this way. Last year Mr.And Mrs.Smith7.__ ___ everywhere by car.They thought they should use the car all the time.Now the Smiths walk more,and they all think they feel better ..Mrs Smith thinks she is 8.________ than before.And they think they mustn't be too9.__________.They don't have to exercise every day,but they should 10._________ to keep in good health.