【正文】 重慶德莊特色火鍋城項目可行性研究報告 heart and lungs or that i t was m ore difficul t for smoking couples to bee pregnant. I certainly didn?t know their babi es may have a smal er birth wei ght or even be abnormal i n some way. Nei ther did I know that m y cigarete sm oke could affect the health of knownsm okers. H owever, what I di d know was that m y gi rl fri end thought I sm elt terri bl e. She said m y breath and cl othes sm el t, 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 wi th m e agai n unl ess I stopped! I also noti ced that I becam e breathl ess quickl y, and that I wasn?t enjoyi ng sport as m uch. When I was taken off the school footbal team because I was unfit, I knew i t was ti m e to qui t sm oki ng. I am sendi ng you som e advice I found on the Inter. It mi ght hel p you to stop and strengthen your resol ve. 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 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。 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。 ARE YOU AT RISK? H IV i s a vi rus. A virus i s a very smal l i vi ng thing that causes di sease. There are many di fferent vi ruses, for exam pl e, the fl u vi rus or the SARS vi rus. H IV weakens a person?s imm une system。 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 thy. It i s onl y when the di sease has progressed to AIDS that a person begi ns to l ok si ck. Onl y hom osexual s get AIDS. WRON G. Anyone who has sex with a person i nfected wi th H IV/AIDS ri sks getti ng the vi rus. Women are sli ghtly m ore li kel y to be e infected than m en. If you hug, touch or ki s som eone with AIDS or vi si t them i n thei r hom e, you wil l get H IV/AIDS. WRON G. You can only get the disease from bl ood or sexual fl ui d. Unfortunatel y, peopl e wi th HIV som etim es l ose thei r friends because of prejudi ce. Many peopl e are afrai d that they wi l get H IV/AIDS from those i nfected wi th H IV/AIDS. For the sam e reason, som e AIDS pati ents cannot fi nd anyone to l ook after them when they are si ck. You can get H IV/AIDS from m osqui toes. WRON G. There i s no evi dence of thi s. Uni t 4 TH E EARTH IS BECO MIN G WARMER BUT DO ES IT MATTER? Duri ng the 20th century the tem perature of the earth rose about one degree Fahrenhei t. That probabl y does not seem m uch to you or m e, but i t i s a rapi d i ncrease when pared to other natural changes. So how has this e about and does i t m atter? Earth Care?s Sophi e Arm strong expl ores these questi ons. There i s no doubt that the earth i s be i ng warm er (see Graph 1) and that is i t hum an acti vi ty that has caused thi s gl obal warmi ng rather than a random but natural phenom enon. Al l sci enti sts subscri be to the vi ew that the i ncrease i n the earth?s tem perature i s due to the burni ng of fosil fuel s li ke coal , natural gas and oil to produce energy. Som e byproducts of thi s proces are cal ed “greenhouse” gases, the m ost im portant one of whi ch i s carbon di o