_____ I know the money is safe, I shall not worry about it.
A. Even though B. Unless C. As long as D. While
_____ I know the money is safe, I shall not worry about it.
A. Even though B. Unless C. As long as D. While
：C
：“我不担心钱的安全问题”的前提条件是：“只要我知道钱是安全的。”as long as，只要。故选C。