Liu Fang is a company CEO now, but she ____ as a teacher in a middle school for three years.

I feel so excited! At this time tomorrow morning I       to Shanghai.

The boys followed the marks that they ________, until finally they found their way back to the campsite.

The thief was caught stealing money from the shop opposite the school and _________ by the local police at the moment.

--What kind of job have you ever done before?
--Oh, I _________ for an engineering company for three years,

---Don't put the waste on the ground.
---Oh, I'm very sorry. I ________ the dustbin（垃圾箱） there.

— Could I have the small table by the window?
— Sorry, sir. It ______ in advance.

---Why can you speak English so fluently?
---Oh, I________ English in Shanghai International Studies University for four years.

-- Mr Jordan, we want to hear your opinion about the current NBA games．
-- OK, I ____ to that.

The moment 2011 BWF Super Series Masters Finals________  open, all the fans and the viewers cheered.