You can never imagine what great difficulty I had __________ the poor boy who was trapped in the earthquake.
33. Is this hospital ________ you once worked for 10 years?
32.The car passed through the streets__________we thought was a very dangerous speed.
31.Chicago lies _________ the two rail roads are connected.
30.We were late,_________the film wasn’t very good.
29.“It is not who you know but what you know that_______,if you want to find a job in this company.”he said angrily.