题目

你班英语课上以I Have A Dream为题进行说的练习，请你写一份讲稿，内容包括：1）你的梦想是什么；2）你为何有此梦想；3）你如何实现梦想。注意：1）词数不少于50；2）开头和结尾已给出，不计入总词数。 Hello, everybody! Thank you. 答案：Hello, everybody! I'm very glad toshare my dream with you.I have a dream that one day I could be a pianist. I dream ofplaying a sweet tune for those who need music, bringing happiness to sorrowfulsouls and enthusiasm to weary spirits. I love music, and I love the feeling ofplaying music in front of the audience. Of all the instruments, the delicateyet powerful sound a piano makes impresses me mos已知双曲线的虚轴长为6，焦点F到实轴的一个端点的距离等于9，则双曲线的离心率等于A.B.C.D.