(
课件网) Unit 5 Play by the rules Grammar 学习目标 1 2 To find and summarize the meaning and usage of infinitive of purpose from the context. To use infinitive of purpose to tell stories about following rules. 新课讲授 5 Read the sentences from the reading passage and summarise the grammar rules. (a) I got on the train to go home. (b) I went to a quiet area in order to read. (c) I covered my nose so as to reduce the smell coming from Mr Smelly Food. What can you find 5 Read the sentences from the reading passage and summarise the grammar rules. Now find one more sentence with these structures in the reading passage. (a) I got on the train to go home. (b) I went to a quiet area in order to read. (c) I covered my nose so as to reduce the smell coming from Mr Smelly Food. to do in order to do so as to do 动词不定式作目的状语 除了作宾语补足语之外，动词不定式还可以在句中作目的状语，表示行为动作的目的。 (1) The WWF is working hard to save all the animals. 世界自然基金会正在努力挽救所有的动物。 (2) She practises every day to improve her singing skills. 她每天都在练习以提高自己的歌唱技巧。 动词不定式作目的状语，表示“做某事是为了什么” (1) The WWF is working hard to save all the animals. 世界自然基金会正在努力挽救所有的动物。 (2) She practises every day to improve her singing skills. 她每天都在练习以提高自己的歌唱技巧。 目的状语 目的状语 在作目的状语时，不定式既可以放在句首， 也可以放在句尾。 Dylan trained hard to improve his basketball skills. To improve his basketball skills, Dylan trained hard. To understand the local culture better, she decided to live with a host family. 除了直接使用to do sth.之外，我们还可以使用in order to do sth. 和 so as to do sth.来表示行为动作的目的。 He's saving money in order to buy a new computer. Linda started work early so as to finish it by five. 6 Rewrite the sentences with to, in order to and so as to. 1 People wear seat belts in cars. People want to stay safe on the road. People wear seat belts in cars to stay safe on the road. People wear seat belts in cars in order to stay safe on the road. People wear seat belts in cars so as to stay safe on the road. 6 Rewrite the sentences with to, in order to and so as to. 2 Sally arrived at the train station before 6:00 am. She needed to catch the earliest train. Sally arrived at the train station before 6:00 am to catch the earliest train. Sally arrived at the train station before 6:00 am in order to catch the earliest train. Sally arrived at the train station before 6:00 am so as to catch the earliest train. 6 Rewrite the sentences with to, in order to and so as to. 3 I listened carefully in maths class. I hope to improve my grades. I listened carefully in maths class to improve my grades. I listened carefully in maths class in order to improve my grades. I listened carefully in maths class so as to improve my grades. 7 Complete the letter to Story Aunt using the notes in brackets and the target grammar you have learnt. D ... ...
