I. 词汇：（每小题1分， 共15分） A）词形变换： 1. family (复数)_____________ 2. tooth (复数)_______________ 3. drive（名词）___________ 4.work(现在分词)____________ 5. make (现在分词)__________ 6.dog（复数）___________ 7. left (反义词)_________ 8.buy（同音词）_________ 9.live (单三)___________ 10.sheep（复数）____________ B）根据句意及首字母提示完成所缺单词： 1. Look! The t_________ is eating meat.。 2. Are the shoes on s_________? 3. Let’s go to the z_________ to watch the animals. 4. I have no brothers or s_____________. 5. He is playing on the c_____________.