【正文】 H ow can you stop sm oki ng? It i s not easy to stop sm oki ng, but mi l i ons have m anaged to qui t and so can you. H ere are a few suggesti ons. Prepare yoursel f. Deci de on a day to quit. Don?t choose a day that you know i s goi ng to be stresful, such as the day of an exam . Make a li st of al the benefits you wi l get from stoppi ng sm oki ng. Then throw away your l ast packet of ci garettes. Be determi ned. Every tim e you feel li ke smoki ng a ci garette, remi nd yoursel f that you are a nonsm oker. Reread the li st of benefits you wrote earli er. Break the habi t. Instead of sm oki ng a ci garette, do som ethi ng else. Go for a wal k, cl ean your teeth, dri nk som e water, cl ean the house。 ARE YOU AT RISK? H IV i s a vi rus. A vi rus is a very sm al li vi ng thi ng that causes di sease. There are m any different vi ruses, for exampl e, the fl u vi rus or the SARS vi rus. H IV weakens a person?s im mune system 。 i t wi l encourage a greater range of anim als – al l of whi ch wi l m ake l i fe for hum an bei ngs beter.” Grenhouse gases conti nue to buil d up i n the atmosphere. Even i f we start reducing the am ount of carbon di oxi de and other greenhouse gases, the cl im ate i s goi ng to keep on warmi ng for decades or centuri es. N o one knows the efects of gl obal warmi ng. Does that m ean we shoul d do nothi ng? O r, are the ri sks too great? WHAT CAN WE DO ABOUT GLOBAL WARMING? Dear Earth Care, I am doi ng a project on behal f of m y school about gl obal warm i ng. Som eti m es I feel that i ndi vi dual s can have l i ttl e effect on such huge envi ronm ental probl em s. H owever, I sti l l thi nk peopl e shoul d advocate i m provem ents i n the way we use energy today. As I?m not sure where to start wi th m y project, I woul d appreci ate any suggesti ons you m ay have. Thank you O uyang Guang Dear O uyang Guang, There are m any peopl e heart and l ungs or that i t was m ore di ffi cul t for sm oki ng coupl es to bee pregnant. I certai nl y di dn?t know their babi es m ay have a sm al er bi rth wei ght or even be abnormal i n som e way. N ei ther di d I know that my ci garette sm oke coul d affect the heal th of knownsm okers. H owever, what I di d know was that m y gi rl fri end thought I sm el t terri bl e. She sai d m y breath and cl othes sm elt, and that the ends of m y fingers were turni ng yel ow. She tol d m e that she woul dn?t go out with m e again unl ess I stopped! I al so noti ced that I becam e breathl es qui ckl y, and that I wasn?t enjoyi ng sport as m uch. When I was taken off the school footbal team because I was unfi t, I knew i t was tim e to qui t smoki ng. I am sendi ng you som e advi ce I found on the Inter. It m i ght hel p you to stop and strengthen your resolve. I do hope so because I want you to l ive as l ong and heal thy a li fe as I have. Love from Grandad H ow can you stop sm oki ng? It i s not easy to stop sm oki ng, but mi l ions have m anaged to qui t and so can you. H ere are a few suggesti ons. Prepare yoursel f. Deci de on a day to quit. Don?t choose a day that you know i s goi ng to be stressful, such as the day of an exam . Make a li st of al the benefits you wi l get from stoppi ng sm oki ng. Then throw away your l ast packet of ci garettes. Be determi ned. Every tim e you feel li ke sm oki ng a cigarette, rem i nd yoursel f that you are a nonsm oker. Reread the li st of benefi ts you wrote earl i er. Break the habi t. Instead of sm oki ng a ci garette, do som ethi ng el se. Go for a wal k, cl ean your teeth, dri nk som e water, cl ean the house。 i n fact, do anythi ng to keep your mi nd and especial y your hands busy. Rel ax. If you start to feel nervous or stressed, do not reach for a ci garette. Try som e deep breathi ng i nstead. Do som e rel axati on exerci ses every tim e you feel stressed. Get hel p i f you need i t. Arrange to stop sm oki ng wi th a fri end so you can tal k about your probl ems, or joi n a stopsm oking group. If you feel desperate, you mi ght li e to tal k to a doctor or chemi st about som ethi ng to hel p you, li ke ni coti ne chewing gum. Keep tryi ng. Do not be di sappoi nted i f you have to try several ti m es before you fi nal l y stop sm oki ng. If you weaken and have a ci garete, do not feel asham ed. Just try agai n. You wil suceed eventual ly. H IV/AIDS。 that i s, the part of the body that fi ghts di sease. You can have H IV i n your bl od for a l ong tim e, but eventual y H IV wi l dam age your i mm une system so m uch that your body can no l onger fight di sease. Thi s stage of the il l ness i s cal ed AIDS. If you devel op AIDS, your chances of survi val are very sm al l. H IV i s spread through bl ood or the fl ui d that the body m akes duri ng sex. For a person to be e i nfected, bl ood or sexual flui d that carri es the virus, has to get i nsi de the body through broken ski n or by i njecti on. O ne day sci enti sts wil fi nd a cure for H IV/AIDS. Until that happens, you need to protect yoursel f. H ere are som e thi ngs you can do to m ake sure you stay safe. If you i nject drugs: do not share your needl e wi th anyone el se. Bl ood from another person can stay on or i n the needl e. If a person has H IV and you use the sam e needle, you coul d inject the virus i nto your own bl ood. do not share anythi ng el se that a person has used whil e i njecti ng drugs. Blood coul d have spi l t on i t. If you have sex wi th a m al e or a femal e: use a condom. This wi l prevent sexual fl ui d passi ng from one person to another. The fol owi ng statem ents are NOT true. A person cannot get H IV the fi rst tim e they have sex. WRO N G. If one sexual partner has H IV, the other partner coul d be e i nfected. You can tel l by l ooki ng at someone whether or not they have H IV. WRON G. Many peopl e caryi ng H IV l ook perfectl y heal t