1·She committed a silly mistake.
她犯了一个愚蠢的错误。
2·You make a silly mistake and lose.
你犯了一个愚蠢的错误并且输掉了。
3·He is always making silly mistake.
他总是犯愚蠢的错误。
4·How could he make such a silly mistake?
他怎么会犯这么愚蠢的错误？
5·Why did I make such a silly mistake again?
我怎么又犯这样愚蠢的错误。
6·He was embarrassed about that silly mistake.
他为那个愚蠢的错误而难为情。
7·Shirley: How could he make such a silly mistake?
雪莉：他怎么会犯这么愚蠢的错误？
8·You wont believe what a silly mistake I made this morning.
你肯定不会相信早上我犯了多么愚蠢的错误。
9·I feel ashamed of myself for making such a silly mistake.
犯了这样的低级错误，我感到惭愧。
10·You won't believe what a silly mistake I made this morning.
你肯定不会相信今天早上我犯了多愚蠢的错误。