他大约是五点钟到的。He arrived around five o'clock.五点钟之前谁都不离开的默契an unwritten understanding that nobody leaves before five o'clock在一般情况下, 他五点钟到家.In the ordinary course of events, he gets home at five....
如不努力工作, 你就一事无成.If you don't work hard, you'll end up nowhere.她抱怨他工作不努力.She complained that he did not work hard.如果你不努力争取,你就得赔偿.Unless you push your claims you'll get no satisfaction....