1. I would be sure to come to this class again and locate this friendly person.
    我肯定还会来听这门课，并来寻找这个很友好的小伙子的。

2. In this way, students can help to keep the online environment open and friendly.
    此外，学生在答题之前有时间对所给的信息进行思考，这就使得网上环境开放而友好。

3. In nearly every situation, a warm and firm handshake is a safe and positive way of showing an open and friendly attitude toward the people you meet.
    几乎在所有的场合中，热情而有力的握手都是一种安全而积极的做法，向你所遇到的人表明你开放、友好的态度。

4. From those humble beginnings, we have seen the development of the user-friendly home computers and multimedia machines which are in common use today.
    从那些简陋的初级阶段，我们看到了现在都已普及的、使用简便的家用电脑和多媒体的微机的发展。

5. From colleagues and old schoolmates came cheerful good wishes clothed in friendly jokes.
    同事和同窗旧友们向她们致以令人愉快的美好祝愿，并开着友好的玩笑。