根据动词短语like doing表示喜欢做某事。根据语境可知他非常高兴

【题目】完型填空（共10小题；每小题1分，满分10分）

  Mr. Black was working in a factory in a big town. He liked           very much, and was very good        it. When he was free, he        down by a small river behind the factory and tried  19 some fish, but there were very few there,       the water wasn't clean. One summer he went to the seaside during his holiday and stayed at a small, cheap hotel.

"I have never fished in the       before." He thought. "It will be more interesting than fishing in our river."

       first he caught a lot of fish and was very       . He gave them to the hotel and they cooked them for guests, and he enjoyed himself very much. After        , he did this every day. But when he got his bill       the end of the week, he saw it, "For oil to cook fish ( 7 days ), 70 pounds."

【1】A. fishing       B. drawing        C. singing      D. lying

【2】A. in             B. on            C. at          D. with

【3】A. lay            B. waited         C. sat          D. looked

【4】A. to watch       B. to eat         C. to find      D. to beat

【5】A. when          B. since         C. after        D. because

【6】A. river         B. sea           C. lake         D. pool

【7】A. On            B. In             C. At          D. For

【8】A. sad            B. worried        C. happy       D. sorry

【9】A. that           B. worried       C. happy       D. thinking

【10】A. after        B. at             C. in          D. From