Afarmeronceorganizedacompetitionbetweenhisdogandhisrabb...

问题详情：

A farmer once organized a competition between his dog and his rabbit. He dug a hole in one of his biggest fields, and hid a carrot and a bone in it. He wanted to find out    al would find them first.

The cheerful and   43.(ambition) rabbit threw himself into looking for the carrot, digging here and there, totally   44.(convince) that he would find it. But the dog, after sniffing around for a bit, lay down and began to complain about how difficult    to find one bone in such a big field.

The rabbit dug   s, and with every new hole the dog complained even more about how difficult this was, even for the rabbit.    rabbit thought that each hole dug was one hole less that needed digging. When there was no place in the whole field   48.(leave) to dig, the rabbit dug a tunnel right to the place where the dog   49.(lie) since he lay down. There he found the carrot and the bone.

This is how the dog lost the game. He had come to   t place at the very beginning but failed to find the bone    only complained and didn't try at all.

【回答】

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inced     

been lying      

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