Unit 7 What super food!I.请写出以下单词的复数形式box cherry dish fork glass knife sandwich strawberry tomato sausage bamboo potato II.乱句重组1.those? what are 2.potato whose it? is3.the food? is where 4.these? are what5.old how Pop is? 6.on what the table? isIII.翻译1.这些是什么?2.它们是叉子。3.那些是什么?4.这些不是奶牛。