if i am wrong,i will take back my words and _____ my mistakes

问题描述:

if i am wrong,i will take back my words and _____ my mistakes
A accept B discover C admit D refuse
The Victoria Falls ramained unknown for ages until an English happened to _____ it in 1885
A invent B discover C develop D create

1、C.如果我错了,我会收回我说的话并承认错误.
2、B.直到1885年一个英国人碰巧发现了它,维多利亚瀑布才为世人所知.