钟表的轴心到分针针端的长为5cm，那么经过40分钟，分针针端转过的弧长是（    ）cm。

—This morning your mobile phone was always busy. I couldn’t ________ to you until several attempts.

—Oh, I’m sorry. I was discussing the price of our products with a client over the phone.

A．get over

B．get through

C．get across

D．get on