Unit 1 Life Choices 词汇巧学助记课件-2023-2024学年高中英语北师大版（2019）必修第一册

All in all, as a student in senior secondary school for the first time, when we are faced with much pressure in the new stressful and challenging campus that differs from our previous one in many aspects, we should be dynamic and develop confidence and competence in overcoming all the problems to live up to our parents' expectations. Unfortunately, when challenges arise, we are not that confident. On the plus side, we still have chance to succeed if we have a good work schedule. Lesson one Definitely to say, it is convenient for the native teens {who are addicted to surfing the Internet} to use the search engine in their laptop to buy a wide range of digital hardware and various necessities with high quality. However, according to some volunteers who aim to help teens drag away from the addiction and get ahead, spending too much time on the Internet will actually do harm to their health and study. 1. confidence -- > confident -->be confident of / about ... -->be confident in ... --> have confidence in ... -->with confidence -->I can confidently tell all of you that if we really have confidence in our own ability, we will be confident of / about overcoming problems on our own. n 自信、信心、信赖 adj. 自信的，有把握的 confidently adv. 自信地，有把握地 对......有信心 在......方面有信心 confidently 2. voluntary --volunteer to do sth --> As a volunteer, he often does voluntary work, because he believes that it is his responsibility to volunteer to help people in need. 3 range -->a wide range of -->range from ...to... -->The boy has a wide range of hobbies, ranging from playing basketball to swimming. adj, 志愿的，服务的，自愿的 voluntarily volunteer 自告奋勇去做某事 n. 一系列，范围， n. 一系列/ 各种各样的 在/从......到......范围内变动 4. convenient -->It is convenient for sb to do sth -->at one's convenience -- >Can you call me at your convenience to talk about the meeting? I want to know whether it is convenient for me to attend it. 5. addict -->addiction -->an Internet/smart phone addict -->be addicted t