____
I am……I can……I like……I'm good at……
My name is Lisa. I'm tall and thin. I can read and write. I like Chinese very much. I am good at writing. I want to be a Chinese teacher in the future. I want teach children in a school. I love children.
人感染一次天花就会终生“永志不忘”，再有天花病毒侵入时，能在病毒为患之前迅速将其消灭，这是因为
用配方法解方程x2+4x﹣5=0，下列配方正确的是（ ）
