一、写出下列单词的复数形式。1,pencils 2,chairs 3,pens 4, dresses 5, boxes 6, dishes 7,tomatoes 8,potatoes 9,photos 10, men 11,women 12,children 13, sheep 14, leaves 15, babies二、翻译下列句子。1. These words have no s.2. These boys are dancing.3. These are many tomatoes.4.This is a box.5. This man is singing.