-
最佳答案：I thought English was difficult at the beginning.
-
最佳答案：I think different invironments will correspondly have different nature expressio
-
最佳答案：我已经尽“最大”的努力把它写成小学生的水平.用简单的词和句子.“Learning the piano （或 keyboard）”I started learni
-
最佳答案：Dear teacher, thank you for my first English very frightened, feel Englishvery d
-
最佳答案：1.I think the Black Hole Theory is very difficult to understand.2.In order to co