thing东西可数吗

　　The great thing is to get it done quickly.

　　重要的是尽快将它完成。

　　I don't get it ─ why would she do a thing like that?

　　我不明白——她怎么会干那种事？

　　The last thing she needed was more work.

　　她最不需要的就是更多的工作。

　　It's a good thing you came early.

　　幸好你来得早。

　　They both said much the same thing.

　　他们两人的话大致一样。

　　I must get these letters off first thing tomorrow.

　　我明天首先得把这些信件寄出去。