Everyone knows that second﹣hand smoke is as dangerous as first﹣hand

smoke． But have you （ 1）h　　 of "third﹣hand" smoke？Third﹣hand smoke means the pollution left on the surfaces （表面） of things around， （2）l　　 furniture or clothes． When someone smokes in a room， poisonous particles（粒子） in tobacco （烟草） smoke land on the surfaces of the furniture or his clothes， even after the cigarette （香烟） has been put out． This can cause a great danger to your family， （3）e　　younger children．

     Babies have only just learned to walk． They are more likely to be harmed by third﹣hand smoke． This is（4）b　　 they are often close to surfaces of things． such as floors， walls and furniture where tobacco particles remain． When they （5）t　　 these surfaces， they get their hands polluted．

     So， it is necessary and important to say （6）n　　 to third﹣hand smoke． To achieve this， strict （ 7 ） r　　 for forbidding （禁止） smoking inside homes should be carried out． If one of your family members smokes， please make sure he smokes （8）o　　 the house． Get him a special jacket and hat， so once he （9）f　　 smoking， he will take them off before getting inside the house． Moreover， make sure that a smoker washes his hands and face， and changes his clothes before picking up the baby．

     Many times， you cannot see the smoke doing harm to your child， but it doesn't mean he or she is （10）s　　"． Give up smoking， or if that is not possible， make sure that your loved ones， far away from third﹣hand smoke．

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