"when" 是一个常用于表示时间的词，意思是“当……的时候”。它的拼音是 wèn。下面是60个用"when"造的简单句子，适合小学生学习：

When I wake up, I brush my teeth. (当我起床时，我刷牙。)

When it rains, I take an umbrella. (当下雨时，我带伞。)

When I finish my homework, I play games. (当我做完作业时，我玩游戏。)

When the bell rings, we go home. (当铃声响时，我们回家。)

When I feel tired, I take a nap. (当我感到累时，我小睡一下。)

When it’s your birthday, we celebrate. (当是你的生日时，我们庆祝。)

When I see my friend, I say hello. (当我看到我的朋友时，我打招呼。)

When I am hungry, I eat lunch. (当我饿了时，我吃午饭。)

When the sun sets, the sky is beautiful. (当太阳下山时，天空很美。)

When I am sad, I listen to music. (当我难过时，我听音乐。)

When we go to the park, we play soccer. (当我们去公园时，我们踢足球。)

When I see a rainbow, I feel happy. (当我看到彩虹时，我感到快乐。)

When it’s hot outside, I drink water. (当外面很热时，我喝水。)

When I read a book, I sit quietly. (当我读书时，我安静地坐着。)

When I have free time, I watch TV. (当我有空闲时间时，我看电视。)

When we go on a trip, we take photos. (当我们去旅行时，我们拍照。)

When I go to the zoo, I see many animals. (当我去动物园时，我看到很多动物。)

When I play with my pet, I feel happy. (当我和宠物玩时，我感到开心。)

When I finish my snack, I go outside. (当我吃完零食时，我去外面玩。)

When I learn new things, I feel excited. (当我学到新知识时，我感到兴奋。)

When I get home, I do my homework. (当我到家时，我做作业。)

When it’s Christmas, we decorate the tree. (当是圣诞节时，我们装饰圣诞树。)

When I see a butterfly, I feel amazed. (当我看到蝴蝶时，我感到惊讶。)

When I feel cold, I wear a jacket. (当我感到冷时，我穿外套。)

When the teacher talks, we listen carefully. (当老师讲话时，我们认真听。)

When I visit my grandmother, we bake cookies. (当我去看奶奶时，我们烤饼干。)

When the clock strikes twelve, it's noon. (当时钟敲响十二点时，是中午。)

When I take a shower, I use soap. (当我洗澡时，我用香皂。)

When it snows, we make a snowman. (当下雪时，我们堆雪人。)

When I finish school, I go to the playground. (当我放学时，我去操场。)

When I go to the library, I borrow books. (当我去图书馆时，我借书。)

When I see a star, I make a wish. (当我看到星星时，我许愿。)

When I go to bed, I close my eyes. (当我上床睡觉时，我闭上眼睛。)

When I brush my hair, I use a comb. (当我梳头时，我用梳子。)

When I am sick, I stay home. (当我生病时，我待在家里。)

When we go to the beach, we swim in the sea. (当我们去海滩时，我们在海里游泳。)

When I see my parents, I hug them. (当我看到爸爸妈妈时，我拥抱他们。)

When the phone rings, I answer it. (当电话响时，我接电话。)

When I eat candy, I smile. (当我吃糖果时，我微笑。)

When it’s my turn, I play the piano. (当轮到我时，我弹钢琴。)

When I see a flower, I smell it. (当我看到花时，我闻它。)

When I drink milk, I feel strong. (当我喝牛奶时，我感到强壮。)

When it’s dark outside, I turn on the light. (当外面黑暗时，我开灯。)

When I play with my toys, I am happy. (当我玩玩具时，我很开心。)

When I see a bird, I watch it fly. (当我看到鸟时，我看它飞。)

When I hear music, I clap my hands. (当我听到音乐时，我拍手。)

When it’s spring, flowers bloom. (当是春天时，花开了。)

When I go to a party, I wear a nice dress. (当我去派对时，我穿漂亮的裙子。)

When we cook dinner, we use the stove. (当我们做晚餐时，我们用炉子。)

When I meet my friend, we talk. (当我见到我的朋友时，我们聊天。)

When I get a present, I thank the giver. (当我收到礼物时，我感谢送礼物的人。)

When I play basketball, I wear sneakers. (当我打篮球时，我穿运动鞋。)

When I make a mistake, I try again. (当我犯错时，我再试一次。)

When I see a spider, I run away. (当我看到蜘蛛时，我跑开。)

When it’s time for lunch, I eat with my friends. (当是吃午饭的时候，我和朋友们一起吃。)

When I write a letter, I use a pen. (当我写信时，我用钢笔。)

When I see the moon, I feel peaceful. (当我看到月亮时，我感到平静。)

When we go to the farm, we feed the animals. (当我们去农场时，我们喂动物。)

When it’s fall, the leaves change color. (当是秋天时，树叶变色。)

When I wake up early, I feel refreshed. (当我早起时，我感到精神焕发。)

这些句子简单明了，适合小学生使用，并且能帮助理解"when"的用法。