阅读短文，选择正确的答案。

    I'm a lovely girl. You can call me Li Li. I like the blue sky and white cloud. I also like colourful flowers. I love my family. I love my father and mother. I go to school from Monday to Friday. Our home is near the school. We have a house. It is a clean and beautiful house. The house has three rooms. One is a living room. The other two are bedrooms. In the living room,  there is a table and six chairs. There are some flowers on the table. There is a garden in front of the house. I often play games and take pictures in the garden. Our house isn't big, but we like it.

如果关于$x$的方程$a{x}^2+x-1=0$有实数根，则$a$的取值范围是

美国东南部地区利用光热优势重点发展蔬菜、花卉来供应东北工业区，主要取决于（   ）

温家宝总理曾说，“世界都在谈‘中国崛起’，人们议论最多的是GDP，但我以为‘中国崛起’的标志是在人才、是在教育”。
温总理的话体现了教材哪些观点？