采菱角My aunt has a pond full of water caltrops. I help her pick the caltrops during holidays. I row.... The water caltrops have long stems (茎). Their roots grow in the water and their leaves float (浮 ……

钓冰块You can pick up an ice cube (冰块) with a piece of string. If you don’t believe it, give it a try! You will needA glass of waterIce cube String SaltHow to do1. Fill a glass to the top with water ……

Imagine that you are walking along a path. You find water on the way. You see a key in the water and you pick it up. What does it look like?A. An ordinary (普通的) house key. B. A beautiful antique (古董 ……

;  • Fork• Plastic bowl• Water• Food coloring• Cornstarch (玉米淀粉)• Tablespoon     • Fork• Plastic bowl• Water• Food coloring  ……

隔夜水还能喝吗？词数 372 建议阅读时间 6分钟 We all know that water is tasteless. But it happens from time to time: you pick up the bottle of water you didn’t finish yesterday, and it tastes strange. Most often, you ……

有趣的冰块实验You can pick up an ice cube (冰块) with a piece of string1. If you don't believe it, have a try!What you needA glass of waterIce cubeString SaltHow to doFill2 a glass to the top3 with water. Put ……

THE key to good exam results could be as simple as a glass of water, according to the latest research carried out in Britain. Children who have a drink of water before sitting tests do better ……

.  Watch for water in can to boil.   3. Wait 30 seconds, pick up can with tongs and turn it upside down in pot of water.3. Wait 30 seconds, pick up can with tongs ……

, people harvest cranberries (蔓越莓) in water. These small berries are hard to pick. So, farmers fill... berries are hard to pick. So, farmers fill the berry fields with water. Then, a machine goes ……

on the river河上的“小裙子”河上的“小裙子”Farmers in Bangladesh (孟加拉) pick up water lilies (睡莲). One of them is holding many flowers. What a beautiful little “dress”! Farmers in Bangladesh (孟加拉) pick up water ……

on a piece of paper, put them in a box or bag, and challenge (挑战) your classmates to pick one... your shoes■Write your name ■ Drink a glass of water■Throw and catch a ball ……

to Deutsche Welle. People make their own boats to take part in it. They pick big pumpkins and hollow (挖空...) around in the water. People can crash (撞) into each other. ……

两栖的机器龟Scientists from Yale University, US, made a robotic (机械的) turtle. It can move both in water and on land. When it gets into water, the robot can turn its legs into flippers (鳍足) to swim. There are man-made ……

美国小学的午餐In my school, we line up (排好队) and pick the food we’d like to eat. The lunchlady will input..., bread, salad, fruit, and milk. We can drink water from the water fountain (饮水器).Each class has its ……

and turn it upside down in pot of water.3. Wait 30 seconds, pick up can with tongs and turn...; Cooking pothalf full of cold water• Adult helper – Don’t dothis experiment alone ……