《2025年与名师对话高中同步全程导学案高中英语选择性必修第一册外研版》

［典例感悟］
①Every artist’s wish is to create something that expresses an idea.
②One way for him to find inspiration is turning to his children’s toys.
③He was particularly interested in the old story about a fish jumping through the “Dragon Gate”.
④To listen to Tan’s music is to experience a mix of Chinese musical traditions and Western influences.
⑤What I hate most is being laughed at.
⑥I was worried that our 15-month-old boy would fall into the creek（小溪）.
［总结发现］
1. 句①、④中的表语是$ \hspace{5cm}。$动词不定式
2. 句②、⑤中的表语是$ \hspace{5cm}。$动词-ing形式
3. 句③、⑥中的表语是$$动词-ed形式$\hspace{5cm}。$

答案： 1.动词不定式 2.动词-ing形式 3.动词-ed形式

一、动词不定式作表语
1. 动词不定式放在 be，become，sound，taste，seem，appear 等系动词后面常表示将来的动作或起解释说明的作用，其主语常常是 wish，idea，task，purpose，duty，job，goal，aim，way 等表示意向、打算、计划的词及 what 引导的主语从句等。
Her wish is to become a key college student after graduating from high school.
她的愿望是高中毕业后成为一名名校大学生。
What he wanted to suggest was to cut down the price and increase the sales.
他想建议的是降低价格，增加销售量。
2. 动词不定式作表语时也常用来表示预定要发生的动作，或表示未来的可能性或假设。
The students are to meet at the school gate tomorrow.
明天学生们将在学校大门口见面。
Her plan is to be a failure.
她的计划是注定要失败的。
［即学即练 1］ 完成句子
①刚才他好像被老师表扬了。
$He seems$to have been praised$\hspace{2cm}by the teacher just now.$
②我的梦想是乘着热气球周游世界。
$My dream is$to travel around the world$\hspace{5cm}in a hot air balloon.$
③最好的办法是和你的父母谈一谈。
$The best way is$to talk to your parents$\hspace{5cm}.$
④她将来照料这些孩子。
$She is$to look after the children$\hspace{5cm}.$

答案： ① to have been praised ② to travel around the world ③ to talk to your parents ④to look after the children