题目

阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或者使用括号中词语的正确形式填空。 Today I went to a conference, two students had a debate about the strengths and weaknesses of the Internet. The first speaker talked about the positive (effect) of the Internet on our lives. The first is its value for people who (look) for information. For example, with the touch of a button the click of a mouse, a student will find abundant information at his or her command. The second is our ability (relate) to others th315°=______弧度，712π弧度=______°．