题目

Write an Englishcomposition in 120-150 words according to the instructions given below inChinese.成长道路上难免遇到来自同伴的压力(peer pressure)。同伴压力可能给我们带来积极或消极的影响。请结合自己生活中的一个具体事例, 谈谈你的体会。注意:请勿透露本人真实姓名和学校名称。 答案：There is no doubt that we are faced with peer pressure every day. Peer pressure has both advantages and disadvantages, and the key is with what kind of mentality we look at it. If we are always envious of others famous brand clothes or shoes, we will inevitably have the desire to compare ourselves, which is bad for our personal development. On the contrary, peer pressure which is from studies wil5．气体X可能含有Cl2、HBr、CO2中的一种或几种，已知X通入AgNO3溶液时产生淡黄色沉淀，且沉淀不溶于稀硝酸；若将X通入澄清石灰水中，却不见沉淀产生．对于气体X的成分，下列说法正确的是（　　）A．一定不含CO2B．一定含有HBr，可能含有CO2C．一定不含Cl2和CO2D．可能含有CO2和Cl2