—What a surprise it is that you've hiked on Mount Tai!

—I didn't believe I could do it _____ I got to the top. [ ]

A. unless

B. after

C. until

D. as

基金资产总值是指基金所拥有的各类证券的价值、银行存款本息、基金应收的申购基金款以及其他投资所形成的价值总和。 ( )