【单选题】B July 21st , 2007 was a typical English summer’s day — it rained for 24 hours! As usual, I rushed home from work at midday to check on the house. Nothing was amiss. By the time I lift work at 5 pm, h...
【简答题】---I’m sorry, but there is no smoking on this flight. ---Oh, I _____that. Sorry, I won’t again. A. don’t know B didn’t know C. won’t know D. haven’t known