Unit 1postive self-image.pptVIP

Language in Use Complete the sentences with correct form of the words in brackets. 1 are leaving work will visit / is going to visit begins are playing shall be 6. I ___________ (be) twenty next year. 5. The students ___________ (play) basketball on the playground now. 3. The president _________________________ (visit) China in November. 4. The play ____________ (begin) at 8:15 this evening. 1. What time ______ you __________ (leave) tomorrow? 2. I ____________ (work) at a sports shop. Language in Use Complete the dialogue with correct form of the words in brackets. 2 Rebecca and Arnold _______________ (chat) on the phone… Rebecca: Would you like to see a movie this weekend? Arnold: I’d like to, but I’m afraid I _______________ (not have) time. Rebecca: Why? You _________ (be) always free on weekends. Arnold: Well, my father may arrive back from Australia this weekend. If he _________ (come) back, I ________________ (hold) a big party to celebrate. Rebecca: Oh, I see. Say hello to your father. Arnold: Thank you. I will. Bye! Rebecca: Bye! are chatting won’t have are comes am going to hold Language in Use Vocabulary Building 同学们观察下面两组单词，试着分析一下这些词的结构、词性，并推测其词义：value—valuable—valueless—invaluable，honest—honesty—dishonest。 英语单词的构成有其规律，掌握英语构词法可以帮助我们更好、更多、更快地记忆单词。 英语中词性的变化往往要用词形来标记，而汉语中这种变化不明显。英语中词的意义主要是由组成单词的词根体现出来的，词缀是给单词以补充意义，主要分为前缀和后缀。前缀加在词根之前，给词根以补充意义；后缀加在词根之后，主要表示词类。如：unhappiness一词，happy（形容词，意为“幸福的”）是该词的词根，un-为前缀（表示否定），-ness为后缀（表示名词化），因此，该词是名词，意为“不幸”。 英语主要有三种构词法：转化、派生和合成。我们在随后的单元中会逐一进行介绍。 构词法概述 Language in Use Choose the best answers. 1. The child looked ________ at his brother who was badly wounded. A. sadder B. sadness C. sadly D. sad 2. He is an expert at chemistry. We all call him a ________. A. chemistry B. chemical C. chemist D. physician 3. Stephenson became the ________ railway engineer in the