选出每组单词中不同类的一项。 ① {#blank#}1{#/blank#} A. pear B. watermelon C. onions D. grape
② {#blank#}2{#/blank#} A. horse B. hen C. cow D. apple
③ {#blank#}3{#/blank#} A. bird B. tiger C. bear D. 1ion
④ {#blank#}4{#/blank#} A. rice B. hamburger C. bread D. tea
⑤{#blank#}5{#/blank#} A. umbrella B. chopsticks C. spoon D. fork