人教新课标版选修八.ppt

人教新课标版选修八 Unit 2 Cloning 1. In many aspects natural clones, such as identical twins, do not d____ greatly from man-made ones. 2. He was c____ down when the procedure he had used to produce a mammal clone ended in failure. 3. Dust will a__________ in a deserted house. 4. Her memory is so excellent that she could remember the e____ names 5. She was not a________ pleased at the corrections he made to her work. 6. Grey decided to move to the countryside and his wife made no o________ to it. 7. According to the constitution, it is compulsory for a citizen to u________ military service. 8. The media has a m____ responsibility to report news truthfully. 2 Replace the underlined parts with words that have the same meaning. Rewrite the sentence when necessary. 3 Complete the passage using the correct form of the words below. As Freddy the frog grew older, he only had one ambition left to _______ – to continue his career forever. To do this he thought that he would have to clone himself. The doctor explained that this was a ____________ procedure that he should consider carefully. Shortly after Freddy did some research, he discovered the _____ of Dolly the sheep. It seemed as if a clone was a ______ of more weaknesses than its original. Freddy was ____ down and looked for some way to _______ the cloning procedure to avoid this problem. Sadly this seemed impossible. So Freddy made up his mind to enjoy his singing and to __________ as many happy experiences as he could so that when he retired he would be able to look back on his life with satisfaction. be bound to 注定; 有义务做 明天天气一定会变好。 The weather is bound to get better tomorrow. 我觉得有必要对你说, 你酒喝得太多了。 I feel bound to tell you that you are drinking too much. 5) 由such as, that is引导 Some subjects, such as maths and physics, are very difficult to learn. 某些学科,例如数学和物理,是很难学的。 6)