题干
把下列图片和对应的句子匹配。
⑴ 
____ A. Beijing is a great city.
⑵ 
____ B. Time to go back to school.
⑶ 
____ C. Don't forget to take some pictures.
⑷ 
____ D. I'm putting on my new coat.
⑸ 
____ E. What a fun trip!
答案(点此获取答案解析）
E,C,A,B,D
则使得f（x）≥1的自变量x的取值范围为（ ）