澳大利亚的大堡礁属于 ( ) ①玄武岩 ②大理岩 ③沉积岩 ④石灰岩 A.①③ B.②③ C.③④ D.②③④ 答案:C假设你是No.2 Middle School的学生李华。下周,一批英国中学生将来你校进行为期两周的学习和交流。请根据下表要点,写一封自荐信,邀请其中一位学生来你家居住。Like to domake friends, ... Able to do good at, know British culture, ...Familyfriendly, helpful, able to speak English, ...注意: (1)短文内容可适当增加。(2)文中不得出现真实的人名和校名。(3)词数:80左右。(4)短文首句仅供参考,不计入总词数。Dear friend, I am Li Hua, a student from No.2 Middle School.Yours, Li Hua