I'm very sorry I took _________ your ring mistake.
by mistake是词组，是 "不小心做错了"的意思。
—Have you heard the latest news？
—The last one ________ pays the meal.
We _________ so as not to wake the roommates.
Some pre school children go to a day care center，_________ they learn simple games and songs.
_________ nothing more to discuss，the CEO got to his feet，said goodbye and left the meeting room.
D、As there being