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课件网) Unit 5 Wild Animals Grammar 学习目标 通过本节课的学习，同学们将能： 掌握动词不定式的用法。 正确使用to do不定式来表达目的。 掌握动词+宾语+to do 的结构。 2. What did Xiwang learn to do when she was 20 months old She learnt to look after hermself. 1. What did Xiwang begin to do when she was six months old She began to eat bamboo. a story of xi wang verbs + to -infinitives ( 动词不定式作动词的宾语) They started to go outside for the first time. She began to eat bamboo. She learnt to look after herself. object 宾语 subject 主语 predicate 谓语 动词不定式没有人称和数的变化，在句子中不能单独作谓语，其否定形式是“not to + 动词原形”。 Extension 不定式放在及物动词后，用作宾语 常用动词不定式作宾语的动词有： want, plan, hope, learn, decide, would like, begin, start, try, need, forget, choose, agree, promise A Using verbs + to-infinitives When we arrived at the zoo, the pandas started to come out of their home. I liked one of the pandas most. That panda was full of energy. He began to eat bamboo for breakfast. After that, he tried to exercise. A few minutes later, he decided to climb a tree. He even wanted to climb over the wall! ◆Work out the rule! We often use to-infinitives after these verbs: , ， ， ， , learn, plan, prepare, choose, fail, remember, forget, agree, etc. start begin try decide want When they are in danger, they will try _____(run) as fast as they can. Bears do not like living together. They hope _____(live) alone. 即时练 to run to live The elephant is clever. It can learn _____(ride) a bike. to ride A1 Millie watched a video about another giant panda at the zoo and then wrote about plete her article with the help of the words in brackets. This panda is fat and quiet. She (1) (like, eat) apples. She does not (2) (want, move) around. Sometimes she (3) (manage, climb) up the tree, but she often _____(fail, get) down. likes to eat want to move manages to climb fails to get agree to do sth. 同意做某事 begin/start to do sth. 开始做某事 decide to do sth． 决定做某事 fail to do sth. 做某事失败 forget to do sth. 忘记做某事 hope to do sth． 希望做某事 choose to do sth. 选择做某事 need to do sth. 需要做某事 seem to do sth. 似乎做某事 learn to do sth． 学着做某事 动词不定式作宾语 plan to do sth． 计划做某事 prepare to do sth. 准备做某事 remember to do. 记得做某事 try to do sth． 尝试做某事 want to do sth. 想要做某事 = would like to do sth. can’t wait to do sth. 迫不及待做某事 try one’s best to do sth. 尽某人最大的努力做某事 还有些动词既可跟不定式作宾语，也可跟动名词作宾语， 但含义不同： forget to do sth. 忘记要做某事 forget doing sth. 忘记曾经做过某事 stop to do sth. 停下来去做另一件事 stop doing sth. 停止做某事 go on to do sth. 继续做另一件事 go on doing sth. 继续做原来在做的事 need to do sth. 需要做某事 need doing sth. 需要被做 remember _____ sth. 记得要做某事 remember _____ sth. 记得做过某事 forget _____ sth. 忘记要做某事 forget _____ sth. 忘记做过某事 to do doing to do doing 即时练 ... ...
