-
最佳答案：可以的.这句话这样写会更好.Happiness is helping the other who needs help./ Happiness is helpi
-
最佳答案：Two thirds of the students have declining vision because of watching too much TV
-
最佳答案：开头省略了I am glad that you are learning Chinese. I know it is hard to learn Chinese
-
最佳答案：写作，建议使用易改英语写作软件，纠错和润色功能都不错。