1、Unit one Teenage life Vocabulary voluntary adj. voluntarily adv. volunteer to do sth volunteer for under debate . a heated debate(on/about/over) debate with sb on/about/over sth As far as I know,the proposal is still under debate. prefer doing sth/to do sth prefer sb to do sth prefer A to B prefer d
2、oing A to doing B prefer to do A rather than do B (1) prefer意为“更喜欢”，因此不能与比较级连用； (2) prefer不能用于进行时； (3) prefer中的to是介词还是不定式符号，要注意区分。 preference n. 偏爱，喜好 a preference for preferable adj. 更合适的，更可取的 People develop a preference for a particular style of learning. be content to do sth be/feel content with
3、He is content to remain where he is now. She is not content with her life now. be suitable for sb/sth be suitable to do sth -able是形容词后缀，表示“能的，有性质的” 。 如 drinkable 可饮用的， movable 可移动的， enjoyable 令人愉快的， changeable 易变的 face a challenge 面临挑战 rise to/take up/accept a challenge 接受挑战 meet a challenge 迎接挑战 co
4、nfuse A with B be confused about confusion n. in confusion graduate from graduate in graduation n. recommend doing sth recommend sb to do sth recommend sth to ab recommend+that in advance quit school quit(doing) sth quit ones job a sense of responsibility be responsible for take/shoulder/accept resp
5、onsibility for It is ones responsibility to do sth a busy/full schedule ahead of schdule behind schedule on schedule an expert in/at/on sth be expert in/at doing sth attract ones attention be attracted to be attracted by be/become addicted to (doing) sth Sadly, some kids become addicted to surfing the Internet.
