61、This problem may lead to more serious ones if ____ unsolved.

A、making　　　　 B、remained　　　　 C、keeping　　　　　 D、left

60、I ____ you, but I didn’t think you would listen to me.

A、could have told　　　　　　　　　　　　 B、must have told

C、should tell　　　　　　　　　　　　　　　　 D、might tell

59、If you live in the country or have ever visited there, ____ are that you have heard birds singing to welcome the new day.

A、situations　　 B、facts　　　　　　　　 C、dances　　　　　　 D、possibilities

58、--Will $200 ____ the cost of the damage?

　　 --I’m afraid not. I need at least $100 more.

A、do　　　　　　　 B、include　　　　　　 C、cover　　　　　　　 D、afford

57、--Would you mind giving your advice on how to improve our business management?

　　 --If you make ____ most of the equipment, there will be ____ rise in production.

A、不填；不填　　　　　　　　　　　　　　 B、the；a

C、不填；a　　　　　　　　　　　　　　　　　 D、the；不填

56、--Hey, Kelin. Happy new year! ____?

　　 --Ok, I guess. My grandma kept cooking and cooking, so I just kept eating.

A、How was your break　　　　　　　　 B、How is your grandma

C、Where did you go for holiday　　 D、What did you do in your holiday

55、If you win the competition, you will be given ____ to Europe for two.

A、a free 7-day trip　　　　　　　　　　　　 B、a free trip for 7-day

C、a 7-day free trip　　　　　　　　　　　　 D、a trip for 7-day free

54、--Can I pay the bill by check?

　　 --Sorry, sir. But it is the management rule of our hotel that payment ____ be made in cash.

A、shall　　　　　　 B、need　　　　　　　　 C、will　　　　　　　　 D、can

53、Mr Black must be worried about something. You can ____ it from the look on his face.

A、reason　　　　　 B、recognize　　　　 C、read　　　　　　　　 D、realize

52、As we have much time left, let’s discuss the matter ____ tea and cake.

A、over　　　　　　 B、with　　　　　　　　 C、by 　　　　　　　　 D、at