一个四棱锥和一个三棱锥恰好可以拼接成一个三棱柱.这个四棱锥的底面为正方形,且底面边长与各侧棱长相等,这个三棱锥的底面边长与各侧棱长也都相等.设四棱锥、三棱锥、三棱柱的高分别为,,,则( )
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.