英语必修2 Unit1知识点.ppt

Explanation 1. rare: 稀罕的, 稀有的 a rare disease 罕见的病 2. valuable 贵重的, 有价值的 Gold is valuable because it is a scarce metal. 3. survive vt &vi 幸存 Fortunately he survived the traffic accident. Camels can survive for many days with no water. survivor ( n. ) 幸存者 survival ( n. ) 幸存 The helicopter picked up all the ________. They prayed for the _______ of the sailors survivors survival 4. 情态动词+have done (对过去发生的事实的推测)1. could have done 本来可以做(却未做) can ’ t / couldn ’t have done 不可能做过 2. must / may / might have done 表示对过去事实的肯定推测,只是语气依次递减 3. need have done 本需要做却没有做 needn ’t have done 本不需要做却做了 4. should have done 本应该做却没有做 shouldn ’t have done 本不需要做却做了 1. I didn ’ t hear the phone. I ______ asleep. A. must be B. must have been C. should be D. should have been 2. He ____ you more help, even though he was very busy. A. might have given B. might give C. may have given D. may give 3. You needn ’t have watered the plants, for it is going to rain. could couldn ’t 4. He paid for a seat when he _____ have entered free. (could /would / must / need) 5. I _______ have been more than six years old when the accident happened. (shouldn ’ t / couldn ’ t / mustn ’ t / needn ’ t) 5. gift 礼物; 天赋 He has got lots of birthday gifts. He is a man of gifts . 他多才多艺。 The boy has a gift for music. gifted ( adj. ) 有天赋的 6. amazing 令人惊喜的 an amazing achievement/discovery 惊人的成就/发现 amazed adj. 吃惊的, 惊奇的 I was amazed at his stupidity. Visitors were _____ at the _____ soaring drive of our shipbuilders. A. amazed; amazing B. amazed; amazed C. amazing; amazing D. amazing; amazed 7. This gift was the Amber Room, which was given this name because several tons of amber were used to make it. [考点] which 引导非限制性定语从句。[考例 1] The road conditions there turned out to be very good, ______ was more than we could expect. (2008 全国卷 II) A. it B. what C. which D. that [点拨] which 引导非限制性定语从句, 指代前面整个句子的内容;