John is the tallest boy in the class, ________ according to himself．

A.five foot eight as tall as

B.as tall as five foot eight

C.as five foot eight tall as

D.as tall five foot eight as

答案及解析： B

解析：

as tall as意为“高达……”．首先要了解foot(英尺)的复数形式可以是foot，也可以是feet．as tall as five foot eight意为：高达五尺八寸．类似的例子如：He can drink as much as 8 bottles of beer for a meal．他一餐可以喝多达8瓶啤酒．