初中英语系动词课件 (共55张PPT)

连系动词（即系动词）用于连接主语和表语，说明主语的状态，性质，特征或身份。表语通常由名词、形容词，或相当于名词或形容词的词或短语等充当，说明主语是什么或怎么样。 常见的系动词是be,它的变化形式为：am/is/are/was/were . 除了 be 动词,其他的系动词（半系动词）大致可分为四类： “感觉”类:与五种感觉器官相关的动词.常见的有: look(看起来)， feel(摸上去)，smell(闻起来) , taste(尝起来)，sound(听起来)等。 例如: What he says sounds (like) a good idea. Those oranges taste good. She looks much younger in her red dress. 2. “主观判断”类: 包括 seem(似乎是)，appear(似乎、显得)，prove(证明是), turn out (结果是, 证明是) 等. 例如: He appears/seem to be very friendly with us. They appear/seem to have misunderstood me. It appears/seem that she will win. 3. “状态变化”类: 表示主语从一种状态变化成另一种状态。 常见的有: become, turn, grow, go, come, fall, get 等。 例如： Put the fish in the fridge, or it will go bad in hot weather. 4. “状态持续”类:表示主语持续某种状态。 常见的有: remain(依然)，keep(保持)，stay(保持)，lie (呈…状态,置于), continue(继续、仍旧)等。例如: —Why don't you put the meat in the fridge? —It will stay fresh for several days. The population growth in China remains a problem. The book lay open on the desk. look, sound, smell, tas