改Sports clothes公开课.ppt

Sports clothes are now made with fabrics that make them very comfortable. Lots of people put sports clothes on even when they are not playing a sport. * Sports What clothes do you know? Clothes for every sport There are sports clothes for every sport. Sports clothes are made from all kinds of fabrics. These fabrics help sports people feel more comfortable when playing sport. 舒适的 What were sports clothes made from? They were made from all kinds of fabrics. Sports clothes have changed a lot over time. nature----natural beauty----beautiful This is a plant. Long ago, clothes were made from natural fabrics, like wool and cotton. Wool and cotton are called natural fabrics because they are made from natural things, like plants and animals. 100 years ago… When people went swimming 100 years ago, their clothes were made from wool of cotton. These clothes were very thick and heavy in the water. Wool or cotton natural thick heavy Over time, people started make new fabrics. These fabrics are called synthetics. Synthetics fabrics are made in factories by people. They are not made from natural things. 被叫做 What are synthetic fabrics? They are made in _________ by _______. factories people Today, people swim in synthetic fabrics that are very light. These fabrics can stretch well and dry quickly. Synthetic fabrics light can stretch well dry quickly Before there were synthetic fabrics, basketball players played in cotton clothes. Now, basketball players play in clothes that are made from polyester. Polyester is a more comfortable fabric than cotton. 涤纶 Polyester is light, and does not stick to the basketball players when they get hot. Polyester is also a strong fabric that lasts longer than cotton. polyester comfortable light not stick strong In the past, woolen clothes helped skiers to keep warm in the snow. Wool can also stretch, and this helped skiers to move well. But wool is thick and heavy. It also stays wet if it’s in the snow for a long time. work ----worker ski----ski