1. 如果老師連如此簡單的問題都不能回答，他會在學生面前丟臉的。
   If a teacher can't answer this simple question, he'll lose face with his class.
2. 簡單樸素的衣服適合在學校里穿。
   Plain, simple clothes are appropriate for school wear.
3. 原始社會的結構并不一定就是簡單的。
   The constitution of a primitive society is not necessarily simple.
4. 他由于忘了帶鑰匙，便以簡單的應急辦法從窗戶爬進屋里。
   As he had forgot his keys, he got into the house by the simple expedient of climbing through the window.
5. 和面的方法很簡單，只要把水和在面粉里就行了。
   The way to make dough is very simple as you need only to mix flour with water.
6. 這個男孩非常無能，連一件簡單的工作也做不好。
   The boy is so impotent that he can't do a simple job well.
7. 這本書簡單易懂，適合兒童。
   The simplicity of the book makes it suitable for children.

簡的英語翻譯：

單的英語翻譯：