04七年级Dressing up to Get into Space!教案-七年级英语时文阅读精讲精练

Dressing up to get into space! After three Chinese astronauts went to space in June, they had two spacewalks. Spacewalks can be dangerous. There is no air in space. And there is harmful radiation (辐射) there. Thanks to the Feitian spacesuit, astronauts can stay safe.  单词精讲1 Spacewalks can be dangerous. dangerous [ˈdeɪndʒərəs] adj. 危险的; 引起危险的; 不安全的 e.g. Jumping from a tall tree is dangerous. 从树上往下跳是危险的。 【词性转换】 danger n. 危险 be in great danger处于巨大的危险之中 dangerously adv. 危险地 drive dangerously 危险驾驶 endanger v. 使遭危险 endanger one’s life危害某人的生命 endangered adj. 濒危的 endangered animals濒危动物 【短语搭配】 dangerous driving 危险驾驶 e.g. Police are blaming the accident on dangerous driving. 警方把事故原因归咎于危险驾驶。 dangerous waters 危险水域 e.g. We need to pilot the ship out of these dangerous waters. 我们需要把这艘船领出危险的水域。 Feitian has 6 layers (层). Layer 1: It is the closest to astronauts’ bodies. It collects astronauts’ urine (尿液).  Layers 2-5: They help to control temperature and pressure (压力) inside the suit. Layer 6: It protects astronauts from radiation. 单词精讲2 They help to control temperature and pressure (压力) inside the suit. control [kənˈtrəʊl] vt. 控制 e.g. I can control myself. 我可以控制我自己。 n. 管理，支配 e.g. This area is under his control. 这片区域在他的管控范围内。 【短语搭配】 under control 在控制当中 e.g. The situation is under control. 局势已经得到控制。 out of control 失去控制 e.g. The fire is burning out of control. 火势失控。 单词精讲3 It protects astronauts from radiation. protect [prəˈtekt] v. 保护 e.g. It is the business of the police to protect the community. 警察的职责是保护社会。 【短语搭配】 protect...from... 保护……免受…… e.g. Wearing dark glasses can protect your eyes from the sun. 戴墨镜可以保护你的眼睛免受太阳侵害。 句型精讲 There is no air in space. 太空中没有空气。 这句话中，no 相当于形容词，等于not any， 其后直接加不可数名词表示“没有”。 这句话也可以表达为：There is not any air in space. 同样地，水瓶里没有水, 我们可以说 There is no water in the bottle. 或者There is not any water in the bottle. Numbers of the suit It weighs (重达) more than 120 kg. It fits (适合) astronauts from 160 to 180 centimeters tall. Astronauts can put it on withi