四下Unit 4 A Lets Learn .ppt

1、Unit 4 At the farm,A Lets learn,Unit 4 At the farm,A Lets learn,What is this?,Its a tomato.,What are these?,They are tomatoes.,tomato,tomatoes,Are these tomatoes?,No, they arent.,They are apples.,The tomatoes are red and juicy(多汁的). I like tomatoes.我喜欢西红柿。,I like tomatoes.,我喜欢吃西红柿，因为西红柿能抗衰老，生津止渴，润肠通

2、便，健胃消积食，防治便秘，抗癌，祛斑。,What is this?,It is a potato.,What are these?,They are potatoes.,potato,potatoes,Are they potatoes?,Yes, they are.,The potatoes are big.,I like potatoes.我喜欢土豆。,I like potatoes.,我喜欢吃土豆，因为土豆可以减肥，养颜美容，护肤，利水消肿，和中，健脾利湿，宽肠通便，助消化 。,What is this?,What are these?,It is a carrot.,They are

3、carots.,carrot,carrots,carrots,Are these carrots?,Yes, they are.,Look at the carrots.,They are orange.,Carrots I will try.,胡萝卜我会试着吃。,Carrots I will try.,胡萝卜我会尝试着吃，因为胡萝卜可以防癌，抗氧化，通便，降血压，明目，降脂，增强抵抗力，止咳化痰，增强抵抗力。,What is this?,It is a green bean.,What are these?,They are green beans.,green bean,green bea

4、ns,Look at the green beans.,Theyre so long.,I love to eat green beans.,我爱吃豆角。,I love to eat green beans.,我爱吃豆角，因为豆角能补肾健胃，理中益气，低蛋白质，富含胡萝卜素，低热量，低脂肪，低钾。,onion,onions,But onions make me cry.,但是洋葱让我流泪。,But onions make me cry.,切洋葱不会流泪的方法： 1 将洋葱切开后放入凉水中浸泡一下，再切时就不会流泪了。 2 切洋葱时嚼口香糖也可避免流泪的发生。 3 往鼻孔里塞入纸巾也可避免流泪，因为洋葱中的刺激性成分进入鼻子里能刺激眼睛，塞住鼻子可以防止刺激性成分进入体内，从而避免流泪。,洋葱的营养价值,洋葱能降血压，防癌，抗癌，降血脂，补钙，提神，杀菌 。 我们应该试着多吃洋葱。,各种蔬菜的营养价值都很丰富，我们不应该挑食，多吃蔬菜。,Homework 家庭作业,1.Write down the words four times on your excerise book. 在练习本上把四个单词写四遍。,3. Make a chant like Lets chant