Unit5 Grammar

以上我们已经通过归纳总结和练习 对本课的语法内容有了一定的了解， 下面就让我们根据 之前练习的考察情 况进一步选择讲解
该语法项的重难点。
may可用来表示猜测某件事发生的可能性， 常译为“也许，可能”。 may通常用于肯定句与否定句，一般不用 于疑问句。 例如： The news may or may not be true. 这消息也许是真的，也许不是真的。 At the moment she may be playing with her classmates. 此刻她可能正在和同学们玩。
注意：动词不定式在句中不作谓语，因 此没有人称、数和时态的变化。 动词不定式在句中常作谓语动词的宾语， 这一类谓语动词常见的有：
agree begin forget decide hope learn prepare remember try want plan choose would like like start wish promise refuse seem fail
Ready?
go
started to play the violin at the age 6. I _____________ of six. 7. At four months old, she weighed about started to go eight kilograms and ____________ outside for the first time. 8. When she was six months old, she began to eat bamboo. ___________ 9. When she was 20 months old, she ____________ learnt to look after herself.
— Are you ready for the trip to the amusement park? — We decide ______ to an amusement park. We will go climbing. A. to go B. not go C. don’t go D. not to go
Sentences from this unit: 1. At four months old, she weighed about eight kilograms and started to go outside for the first time. 2. When she was six months old, she began to eat bamboo. 3. When she was 20 months old, she learnt to look after herself.
以上我们已经通过归纳总结和练习 对本课的语法内容有了一定的了解， 下面就让我们根据 之前练习的考察情 况进一步选择讲解
该语法项的重难点。
Using verbs + to-infinitives
上面例子中主要行为动词后面的动词 都采用了“to + 动词原形”的结构，我们把 这种结构称为动词不定式(有时可以不带to)。 当句子中已经有谓语动词，而我们又要 表达不止一个动作概念时，其余的动词可以 使用非谓语形式表达。 动词不定式就是动词的一种非谓语形 式，其基本形式是“to+动词原形”，否定形 式为 “not to+动词原形”。

A Complete what Millie says using may
with the words in brackets. (P 61)
1.The elephant is going towards the water. may need (need) a bath. It _________ 2. The little boy is crying because he saw the tigers. may be (be) afraid of them. He ________ 3. I cannot go near the lions and tigers. may hurt (hurt) me. They _________
To learn to use may for possibility
To learn to use verbs + to-infinitives
To learn the new words and phrases: closed, lost, save, get lost, the same … as
1. We may go abroad. I'm not sure. We may travel by sea. It may be cheaper. (新概念1 L131) 2. — “The play may begin at any moment,” I said. — “It may have begun already,” Susan answered. (新概念2 L19)
Grammar
Words and expressions review
closed bat bee lost get lost the same … as save adj. 关闭的 n. 蝙蝠 n. 蜜蜂 adj. 迷路的，迷失的 迷路 与……同样 vt. & vi. 储存，节省
Objectives
A Complete the conversation with the words
in brackets. (P 62) Dad: Do you know anything special about wild animals? Amy: Yes, Dad. For example, dolphins are learn to work out clever. They can ________________ (learn, work out) easy maths problems. Dad: What do you know about bats? to fly Amy: Bats can’t see, but they can decide _________ (decide, fly) right way with the help of their mouth and ears.
动词不定式(‘to-infinitives’)
The child learned to do many different things. 那个孩子学会了做许多不同的事情。 I hope to understand more next time. 我希望下次能懂得多一些。 上述例句中，粗黑字体者，均为句中的 第一个动词，划线部分均为第二个动词； 不管主语是第几人称，受到影响者仅限 于第一个动词，第二个动词均使用动词 不定式，完全不受主语的影响。
go Ready?
1. Peter ______ come with us tonight, but he isn't very sure yet. A. must B. may C. can D. will 2. — Will it be sunny this afternoon? — It ____ fine. Who knows? The weather (天气) always changes quickly. A. must be B. will be C. may be D. maybe
1. Li Hua ____________ wants to play in the next World Cup. plan to eat more fruit and vegetables 2. I _________ every day. 3. After dinner, we ___________ like to watch TV and chat there. 4. I _________ love to sit there and look out at the beach and the sea. want to help sick people. 5. I ___________
may go abroad. I'm not sure. 1. We _______ may travel by sea. 2. We __________ may be cheaper. 3. It ________ may begin at any 4. — “The play __________ moment,” I said. may have begun already,” — “It _________ Susan answered. may die without them. 5. I ________ may not have a 6. As a result, pandas ____________ place to live or food to eat. may be 7. If we do nothing, soon there ________ none left!
1. Li Hua wants to play in the next World Cup. (七年级上册 U2) 2. I plan to eat more fruit and vegetables every day. (七年级上册 U6) 3. After dinner, we like to watch TV and chat there. (七年级下册 U1) 4. I love to sit there and look out at the beach and the sea. (七年级下册 U1) 5. I want to help sick people. (七年级下册 U1) 6. I started to play the violin at the age of six. (七年级下册 U7)