【文章內(nèi)容簡介】 what is called super hybrid “ 超級雜交水稻 ” 的稻種。 [歸納拓展 ] what 后引導(dǎo)的句子為賓語從句，做 grow 的賓語， what 在從句中作主語。 what引導(dǎo)的名詞性從句相當(dāng)于名詞的作用，可作主語、賓語或表語，且 what 在從句中可用作主語、賓語或表語。 [語境助記 ] (1)What we need is 。 (2)They arrived in what was called “ the New Continent” ． 他們到達(dá)了一個叫 “ 新大陸 ” 的地方 。 (3)The question is what he wants to do next. 問題是他下一步想做什么 。 [題組訓(xùn)練 ] 用適當(dāng)?shù)倪B接詞填空 (1)The panies are working together to create what they hope will be the best means of transport in the 21st century. (2)Many young people in the West are expected to leave what could be life’ s most important decision— marriage— almost entirely up to luck. 5． In 1973， he became the first agricultural pioneer in the world to grow rice that has a high output. 1973 年，他成為世界上第一位種植高產(chǎn)水稻的農(nóng)業(yè)先鋒。 [歸納拓展 ] 一般當(dāng)中心詞為序數(shù)詞、最高級， the last， the only 等或中心詞被這類詞修飾時多用不定式作定語。 [語境助記 ] (1)He was the first volunteer to e. 他是第一個來的志愿者 。 (2)He is among the best students to do the 。 [題組訓(xùn)練 ] 用所給詞的適當(dāng)形式填空 (1)He is the first to e (e) and the last to leave (leave)． (2)I am the only man to hear (hear) the news. (3)Edison was the first scientist to build (build)a modern research and development centre. 6． Using his hybrid rice， farmers are producing harvests twice as large as before. 用他的雜交水稻種子，農(nóng)民們種出的糧食比以前多了一倍。 [歸納拓展 ] 本句中 twice as large as 是表示倍數(shù)關(guān)系的一種句型，意為 “ 是 ?? 的兩倍 ” 。常用的倍數(shù)的表達(dá)法還有： ?? 倍數(shù)＋比較級＋ than； ?? 倍數(shù)＋ the＋名詞 (size/length/width/height/weight)＋ of。 [語境助記 ] This river is three times as long as that one. This river is twice longer than that one. This river is three times the length of that one. 這條河是那條河的三倍長 。 [題組訓(xùn)練 ] (1)句型轉(zhuǎn)換 The wire is four times as long as that one. The wire is three times longer than that one. The wire is four times the length of that one. (2)The new stadium being built for the next Asian Games will be three times as big as (3 倍大 ) the present one. He awoke from his dream with the hope of producing a kind of rice that could feed more people. 句式分析 ： 此句為復(fù)合句 ， that 引導(dǎo) 定語從句 ， 修飾先行詞 a kind of rice。 自主翻譯 ： 袁博士從夢中醒來，希望能種植一種能養(yǎng)活更多人的水稻。 Ⅰ .單詞拼寫 1． They had to struggle(奮斗 ) for their lives against bad weather. 2． It’ s very disturbing(令人焦慮的 ) that there has been an increase in crime in the last six months. 3． The small business has expanded(擴大 ) into a large multinational pany. 4． I remend this book to be widely circulated (傳播 ) among the students. 5． He felt satisfied (滿意 ) at having realized his dream. Ⅱ .選詞填空 expand into， thanks to， rid...of， be satisfied with， would rather， equip...with， struggle with/against， circulate...to， export...to， in the hope of 1． He went to the city in the hope of making money. 2． His pany has expanded into a big one after ten years of hard work. 3． You must rid yourself of the burden of the secret. 4． We’ ll have to equip our office with word processors， won’ t we? 5． Thanks to the teacher’ s explanation， it’ s clear to me now. 6． She has been struggling with/against illness for many years. 7． The bad news was circulated to his father at last. 8． Nowadays many teenagers would rather get advice from strangers online. 9． Japan exports electric appliances to Europe. 10． One shouldn’ t be satisfied with only a little success. Ⅲ .句型轉(zhuǎn)換 1． Better stay with you stay with us， you are much safer. Better stay with so， you are much safer. 2． That was the way he treated his parents. That was how he treated his parents. 3． The weather in Kunming is much better than the weather in Harbin. The weather in Kunming is much better than that in Harbin. 4． As she didn’ t know the way to the hospital， she turned to the police for help. Not knowing the way to the hospital， she turned to the police for help. 5． They went to the supermarket on foot instead of by taxi. They went to the supermarket on foot rather than by taxi. 6． A modern city has been set up in the place that was a wasteland ten years ago. A modern city has been set up in what wa