It'snotsurprisingthatMr.Johnsonsuddenlyfellilldying.

来源：语文精选馆 3.1W

It's not surprising that Mr. Johnson suddenly fell ill dying. ________ he is already at the age of eighty.

A．Above all B．In all

C．At all D．After all

D　考查短语意义。after all常用于句首或句中，起加强语气的作用，常译为“毕竟；终究”，有时还可译为“别忘了；应该记住”。above all“首先”；in all“总共”；at all“丝毫；根本”。