双曲线$C:\frac{x^2}{a^2}-\frac{y^2}{b^2}=1\left(a>0,b>0\right)$的右焦点为$F\left(c,0\right)$，以原点为圆心，$c$为半径的圆与双曲线在第二象限的交点为$A$，若此圆在$A$点处的切线的斜率为$\frac{\sqrt{3}}{3}$，则双曲线$C$的离心率为（   ）

A: Hello, sir, may I talk with you in English?
B: Of course.
A: I have learned English at school for one year. I have very few chances to talk with the English-speaking people.____ 
B: Oh, you speak English very well.
A: Thank you. By the way, ____ 
B: No, I’m not. ____ 
A: How long have you been in this city?
B: ____ 
A: I see. Do you like this city?
B:Yes. I like it very much. It’s a beautiful city.
A: Thank you.____ 

         连续     陆续     继续

①早晨，同学们____地走进校园。

        珍贵      宝贵

②老师把这一条意见当作最____的礼物。

在中国，人们逐渐普遍使用纸是在(      )