小题1:Yes. / Yes, it is.
小题2:Giving more than receiving.
小题3:Because it’s a good way to get to know others and be known by others / at the same time give more chances to make others know you.
小题4:Four / 4.
小题5:Always be open and be happy to others. Try our best to make others live happily.
试题分析：本文叙述了如何适应新环境的四条建议：1.要自信；2.要对人有好；3.要积极参加集体活动；4.要乐观。遵循这几条建议，你将能被你周围的人接受，然后适应新的环境，享受新的生活。
小题1:根据When you step into a new environment, you must have a strong wish to fit in.Fitting in means making more friends，可知你为了适应新的环境你需要交更多的朋友。故此处用肯定回答Yes. 或Yes, it is.
小题2:根据When people notice your kindness，they will return it one day．Always give more than you receive，可知要对其他人友好，要总是付出的比你得到的多，这样人们会注意到你的善良，然后他们会回报。故此处的答案是付出要比得到的多，故为Giving more than receiving.
小题3:根据Various activities like playing football can help you to be known to others．You may add more friends to your circle．可知参加各种活动能帮助你被其他人认识，也能使你多认识其他人。故此处的答案为：Because it’s a good way to get to know others and be known by others 或 at the same time give more chances to make others know you.
小题4:根据Be confident．“要自信”Be kind to everyone. “要对人友好”Be active in group activities．“要积极参加集体活动”Be optimistic．“要乐观”，可知文中一共给了四条建议，故答案为Four 或 4.
小题5:根据 Optimism makes both you and others feel pleased．可知Optimism的意思就是使自己和其他人都感到高兴。故答案为Always be open and be happy to others. Try our best to make others live happily.