The possibility of a way out of the impasse(僵局) had never ____________ to anyone.
I ____ to go for a walk, but someone called and I couldn’t get away.
We had a really bad time about six months ago but now things are ____.
It was believed that things would get worse, but ____ it is they are getting better.
--- The MP3 cost me about 2,000 yuan. --- Well, it was crazy of you to spend so much money_____you could buy a cheaper one.
--- Do you have a plan for National Day holiday? --- I’m going to Thailand with my parents. --- _____.