A:
B:
C:
D:
函数fx=ex+x-2的零点所在的区间是( )
青藏地区农作物分布在河谷地带的最主要自然原因是 ( )
看图,读一读,选择适当句子补全对话。
A. Would you like some milk?
B. We can read books at home.
C. Good idea.
D. How is the weather in winter?
E. Why don't you play football?