—Did you listen to the report last Friday?—Yes, it was about the shortage of immigrant workers. That was the first time I ________ about the subject.

 We arrived at work in the morning and found that somebody ________ into the office during the night.(2011·江西)

 I had hoped to get to the meeting, but I found at the last minute that I couldn’t ________ it. 

—Hurry up！Alice and Sue are waiting for you at the school gate.—Oh！I thought they ________ without me.

 As soon as little Tom had ________ a little from his operation at his back, his first thought was to get   out to meet his friends.