54．(　　 )Jay is a famous pop singer ________ can write his own lyrics.

　　　　 A．who　　 　　　　　　　 B．which　　 　　　　　　　 C．whom

53．(　　 )My best friend prefers ________ to ________

　　　　 A．running；play soccer

　　　　 B．running；playing soccer

　　　　 C．run；playing soccer

52．(　　 )Jack ________ his math test．He said that he would fail it．

　　　 　　A．worry about　　 　 B．was worried about C．is worried about

51．(　　 )Peter ________ come with us tonight，but he isn’t very sure．

　　　　 A．must　　 　　　　　　　 B．will　　 　　　　　 C．may

50．(　　 )Whose dictionary is that? It could ________ ．

　　　　 A．belong to Lily’s　 　 B．belong to Lily　 　　 C．Lily’s

49．(　　 )We’ll go for a picnic if it ________ this Sunday．

　　　　 A．won’t rain　 　　　 B．doesn’t rain　　 　　　 C．don’t rain

48．(　　 )Nancy was so nervous that she didn’t know ________ to say．

　　　　 A．how　　 　　　　　　　 B．what　　 　　　　 C．who

47．(　　 )I ________ go to the party if I　 ________ him．

　　　　 A．would；were　　 B．would；was　　 　　 C．will；were

46．(　　 )What ________ you do if there were a fire in tile building?

　　　　 A．will　　 　　　　 B．are　　 　　　　　 C．would

45．(　　 )________ the water was cold，Tom jumped into it to save others．

　　　　 A．Although　　 　　　　 B．If　　 　　　　　　 C．Because