人教版高中英语必须修读5unit5演示课件——王衡英语.ppt

2. temporary [adj.] 暂时的，临时的 permanent [adj.] 永久的，持久的 3. fall ill (动作) 生病 be ill (状态) How long has he ______ ill? fallen 9. complex [adj.]组成因素多，关系复杂的 complicated [adj.]复杂而难理解的 A computer is certainly a ________ machine. This problem is too __________; I can’t work it out. 12. electric shock 电击 electric shock/ fans/ lamps electrical books electronic electricity 13. swell .v. 膨胀，隆起 ①她的腿肿得很厉害。 ②风鼓起了帆。 ③大雨使河水上涨了。 20. put ones hands on 找到 Its most upset that you cant put your hands on it when you badly need something. 最气人的是当你需要某样东西时却偏偏找不到它 tight adj.(形容词) 那件衣服看上去很紧。误?That coat looks tightly. 正?That coat looks tight. 析?tight和tightly都有“紧”的意思。tight既可用作形容词,也可用作副词; 而tightly只可用作副词。这里look是系动词,后面须跟形容词tight。 adv.(副词) 门关得紧紧的。误?The door was shut tightly. 正?The door was shut tight. 正?The door was tightly shut. 析?tight和tightly都可以用作副词,意思也一样,但被动式中tightly通常在系动词的后面,动词的前面 The skin is an essential part of your body and its largest organ. You have three layers of skin which act as a barrier against disease, poisons and the suns harmful rays. The functions of your skin are also very complex: it keeps you warm or cool; it prevents your body from losing too much water; it is where you feel cold, heat or pain and it gives you your sense of touch. So as you can imagine, if your skin gets burned it can be very serious. First aid is a very important first step in the treatment of burns. Causes of burns You can get burned by a variety of things: hot liquids, steam, fire, radiation (by being close to high heat or fire, etc), the sun, electricity or chemicals. Types of burns There are three types of burns. Burns are called first, second or third degree burns, depending (现在分词做伴随状语)on which layers of the skin are burned. ◎ First degree burns These affect only the top layer of the skin. These burns are not serious and should feel better within a day or two. Examples include mild sunburn and burns caused b