根据汉语提示完成句子
(1)He ____ (坚持) that she was the perfect girl to play the lead role in the play.            
(2) What about going to the concert with me tonight?    
     Sounds good. But I don't feel well. I prefer to stay at home ____ (代替) of staying out.
(3)We are sure you will become famous____  (立即) if you successfully host the show.
(4)Bill Gates and some others promised to ____  (奉献) much of their money to Charity.
(5) Why was the young man arrested?   
     He was charged of ____  (强行闯入) into the bank's computer systems and stealing important information.
(6)Tom got along with all his neighbors ____  (除了) the man who looked strong. 
(7)Has the man ____  (证明) that he was at another place when the accident happened?
(8)Was he out of ____  (呼吸) after running for a quarter around the playground?
(9)The victim obviously put up a good fight against the ____  (冷酷的) murderer.

有人批评罗斯福新政的措施至今对美国仍有负面影响。下列措施最能体现“负面影响”的是

若单项式2x²y^a+b与$-\frac{1}{3}$x^a﹣by⁴是同类项，则a，b的值分别为（　　）

下列铁路线中，全属于南北铁路的是