【正文】
e air is getting dirtier and dirtier. Moreover, there are many rivers polluted by dirty water from factories. The situation is being more and more serious. 修改前: As soon as came in, we heard some voice made by instruments. There were some students playing piano violin and so on . 修改后: As soon as we came in, we heard a piece of beautiful music played by the students by different instruments, such as, piano, violin and so on. 4 過于簡單的句子使文章缺少邏輯 性,可讀性。 修改前 Yesterday, there was a policeman in the street. He stopped a car. The car was at the corner. It looked like a Honda. There was a boy on the sidewalk. He was riding his bicycle. The bicycle was a twowheeler. The car nearly knocked down the boy. 修改后 Yesterday, a policeman stopped a car— Honda at the corner of the street, because it nearly knocked down a boy who was riding a twowheel bicycle on the sidewalk. 修改前 Suddenly, a car run quickly from the third street and turned to the west. The car didn’t stop and hit the old man. The driver didn’t stop and have a look. The car ran away quickly. The car was yellow and the driver was a woman. 修改后 Suddenly, a car turned west from the 3rd Street to the Park Road. It hit the old man, but it didn’t stop and ran away quickly. I noticed the car was yellow and the driver was a woman.