单选 the book,the boy didn't know the answers to the questions

单选 the book,the boy didn't know the answers to the questions Complete the questions according to the answers Write the questions according to the answers. There are four answers to the question.Jim didn't know __ to if you know the answers to the questions 为什么用 TO 不用ABOUT What's meaning of "do you know the answers to the questions' Questions and Answers*Send your questions to the Language Do The students,at the way the questions were put,didn't know t _many times,the boy still didn't know how to do the exercise the answers to the questions （翻译为中文 一.Look at the picture.Write answers to the questions. Write answers to the following questions.Use the works provi