[求助]96-10-02

olin

2.    The world's deepest cave, Pierre St. Martin in the Pyrenees Mountains, is almost three times as deep _____.

(A)  as the Empire State Building is high.

(B)  That the Empire State Building is higher.

(C)  Is higher than the Empire State Building

(D) And the Empire State Building's height.

尖锐狐狸

as adj. as 表示和。。。一样

consonant

请在置顶帖里下语法大全，里边有详细解释