Lesson-10..ppt

Lesson 10:What is DNA? DNA is a pattern for your body to build itself.(like a blueprint) The two girls are twins. Maybe they have the identical DNA. Identical twins are two children that grew from the same egg.They have identical DNA.They’re clones! Think about you: Whom do you look like, Your mother or your father? Let’s learn the new words.Unit 2 课本录音\Lesson 10-Vocabulary.mp3 蓝图 n. 一般意义上的 adj. 完全相同的 adj. 双胞胎之一 n. 卵细胞 n. 克隆 v,n. 确认，鉴别 v. 不但……而且…… blueprint generally indentical twin egg clone identify not only…but also… Let’s have a try! A: 故事 B:story C: The story is very interesting. Listen to the tape and answer”T”or“F”.Lesson 10.mp3 DNA is the pattern our body uses to build itself. Each living things has its own, unique DNA. From your DNA , scientists can identify you and people related to you. Our bones do not have the same DNA as our skin. All health problems come from our family’s DNA. Lets find out some phrases!do you know how to use them? Be like except for Not only…but also… So do I /so are they Your composition is quite good __a few spelling mistakes. A. except for B. except C. beside D. besides The teacher has given the answers __these questions. A. with B. for C. of D. to Kate hs the __colour of hair __her sister. A. same to B. same as C. identical as D. same with The library opens __9 am to 4 pm during the Spring festival Holidays. A. at B. from C. between D. for From your DNA, scientists can identify you and people __to you . A. related B. relates C. relating D. relate Have you sent your parents an e-mail __them you arrive safely? A. tell B. telling C. told D. tells When I got the news that the ship would sink, I was __frightened __my legs could move forward. A. so that B very that C. too that D. too to Rewrite the following sentences and make them have the same meaning as the priginal ones. Tom spent two hours getting ready for the trip. It __Tom two hours to __ready for the trip. Li Ming spent