Last Friday they___(hold)a welcome party for the exchange students from Brit

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• Our class is p_______ to hold a welcome party for the exchange students f______ the USA.The party is on this Friday.I h_
• Last Friday they___(hold)a welcome party for the exchange students from Brit
• Our class is p_______ to hold a welcome party for the exchange students f______ the USA.The party is on this Friday.I h_______ lots of students can come to the party.We are b_____much food and drink for the party.We will l_______ to music.We can t_______ with each o_______ in English.I hope we can play h________.All my classmates want to b_______ good friends with the exchange studets.All of us want to k_______ more about our new friends.
• Last Friday they___(hold)a welcome party for the exchange students from Brit
• （1）求过点A（1，-1），B（-1，1），且圆心C在直线x+y-2=0上的圆的标准方程． （2）一条光线从点A（-2，3）射出，经x轴反射后，与圆（x-3）2+（y-2）2=1相切，求反射线经过所在的直线方程．
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