1、课时作业30The power of nature.完形填空Yuan Longping, Chinas “father of hybrid rice”， celebrated his 88th birthday on Friday by participating in the first International Development Forum of Rice Production. At 8 am Friday, without the _1_ of others, Yuan walked on stage by himself and _2_ the forum. And it w
2、as _3_ in central Chinas Hunan Province, in front of rice experts from all over the world.After a 10minute break, he attended a discussion on development _4_ of rice in the world, with famous agricultural experts _5_ many academicians (院士). Though he was still recovering from an illness, his face _6
3、_ when he spoke of an achievement he had made a few days earlier. Yuan set a new world _7_ in super hybrid rice output in Yunnan Province17 tonnes per hectare.Following the discussion, Yuan _8_ the experts to a hybrid rice test field about 20 km away. In the field, he _9_ his experience with them as
4、 well as _10_ from the United Nations World Food Programme. In addition to China, Yuans hybrid rice is being introduced to _11_ grain problems in other parts of the world. The average _12_ of the hybrid rice planted in Kenya is four to five times greater than that of _13_ varieties.In October, 21 st
5、udents from a dozen countries studying in Hunan Hybrid Rice Research Center received a graduation _14_ from Yuan. Over the past few decades, Chinese research institutes and seed enterprises have not only _15_ tens of thousands of students from developing countries in Asia, Africa, and Latin America,
6、 but also sent experts to offer field _16_ in those countries.At 2 pm, Yuan stepped onto the stage again and _17_ a 20minute keynote speech in English. He said hybrid rice should be _18_ developed to make contributions to food _19_ in the world. When asked what his birthday _20_ was after the speech
7、, he said, “18 tonnes per hectare.”中国“杂交水稻之父”袁隆平参加了首届国际稻作发展论坛，以此来庆祝自己88岁的生日；在参会过程中，袁隆平上台致辞、参加讨论、带领专家们去看试验田并用英语发表主题演讲。1A.existence BassistanceCdistance Dinstance答案：B解析：根据下文中的“Yuan walked on stage by himself”可知，袁隆平在没有他人帮助(assistance)的情况下，自己走上讲台去发表演讲。A项意为“存在”；D项意为“例子”。2A.addressed BexpressedCdepressed
8、Dexercised答案：A解析：参见上题解析。A项意为“演说，演讲”；C项意为“使沮丧，使不景气”。3A.formed BheldCbuilt Dfounded答案：B解析：根据语境可知，这次的论坛是在湖南省举行的。故选B。4A.times BpricesCtrends Dlocations答案：C解析：根据第一段第一句中的“the first International Development Forum of Rice Production”可推知，此处表示有关世界稻米发展趋势的讨论。故选C。5A.including BcontrollingCconcerning Dpossessing
9、答案：A解析：根据空前的“experts”与空后的“academicians (院士)”和常识可知，专家中包括许多院士，故选including“包括在内”。6A.turned up Bopened upCsped up Dlit up答案：D解析：根据上文中的“Though he was still recovering from an illness”及下文中的“spoke of an achievement”可推知，尽管仍在康复中，但当袁隆平谈到几天前取得的成就时，他的脸上露出了喜色。A项意为“到达，露面”；B项意为“开门，营业”；C项意为“加速”；D项意为“喜形于色”。7A.record
10、 BstandardCtype Dbalance答案：A解析：根据下文中的“17 tonnes per hectare”并结合语境可知，袁隆平在超级杂交水稻产量方面又一次刷新了世界纪录，故选A。8A.sent BmovedCled Dhelped答案：C解析：根据下文中的“In the field”可知，袁隆平当时应该是带领专家们到试验田里去参观。故选C。9A.taught BsharedCgave Dshowed答案：B解析：根据语境可推知，袁隆平应是在试验田里，向专家们和联合国世界粮食计划署的要员分享自己的经验。故选B。10A.employers BbusinessmenCinvestor
11、s Dofficials答案：D解析：参见上题解析。investor“投资者”；official“要员，官员”。11A.reflect BrelieveCrecreate Dreplace答案：B解析：此处表示袁隆平的杂交水稻被引入世界其他地方。以缓解(relieve)这些地方的粮食问题。故选B。recreate“再现”。12A.quality BquantityCyield Dcost答案：C解析：根据语境可知，此处表示在肯尼亚种植的杂交水稻的平均产量(yield)比传统的(conventional)水稻品种的产量高四到五倍。故选C。13A.complex BconventionalCcon
12、temporary Dsimple答案：B解析：参见上题解析。C项意为“当代的”。14A.certificate BgradeCproof Dmark答案：A解析：根据句中的“studying”“graduation”和语境可知，此处表示袁隆平为来自十几个国家在湖南杂交水稻研究中心学习的21名学生颁发了毕业证书。故选A。15A.hired BdiscoveredCtested Dtrained答案：D解析：根据本段第一句可推知，在过去的几十年里，中国的研究机构和种子公司培养了来自亚洲、非洲和拉丁美洲的发展中国家的成千上万的学生。故选D。16A.knowledge BexperienceCgui
13、dance Dexamination答案：C解析：根据上题的解析及本空前的“sent experts”可知，中国还派专家到那些国家提供现场指导。故选C。17A.received BdeliveredCdesigned Dfinished答案：B解析：根据该空前的“stepped onto the stage again”和空后的“speech”可知，袁隆平再次上台，发表了20分钟的主题演讲。故选B。18A.slowly BnormallyCfarther Dfurther答案：D解析：根据常识可知，水稻产量和粮食安全问题有关；再根据该空后的“make contributions to”可推知，
14、袁隆平说，杂交水稻应该进一步发展，为世界粮食安全(safety)做出贡献。故选D。19A.import BvarietyCvalue Dsafety答案：D解析：参见上题解析。A项意为“进口”；B项意为“多样化”。20A.wish BgiftCparty Dtreat答案：A解析：根据第7空后的“17 tonnes per hectare”以及该空后“18 tonnes per hectare”可知此处是愿望。.应用文写作假如你是李华，从你的美国朋友John发给你的邮件中得知，他对中国的“孝顺”一词不理解，请你用英语给他写封邮件，谈谈你的看法。内容包括：1你对“孝顺”的理解；2你是如何做的。注
15、意：1.词数80左右，开头和结尾已给出，不计入总词数；2可以适当增加细节，以使行文连贯。参考词汇：孝顺filial pietyDear John，Im so glad to receive your email, learning that youd like to know what filial piety means. Now let me explain it to you.It is universally accepted that filial piety is an important virtue in China. In my opinion, it means respe
16、cting your parents and the elderly. I usually spend much time chatting with my parents, accompanying them on walks and cooking delicious food for them. Besides, I also take exercise with my parents and study hard to please them. Ill do whatever I can to make my parents live a happy life.In a word, f
17、ilial piety is a longstanding tradition in China and will be kept and passed on forever.Yours，Li Hua.读后续写阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。续写的词数应为150词左右。YoghurtIt was a rough week. The price of oil skyrocketed as the temperature dropped sharply in Maine. We were looking at a high of eight degrees
18、 that week, and I had missed three days of work so my paycheck was going to be lower than normal. I was stressed, to say the least. I shopped strategically, looking for every possible way to cut pennies so I could buy groceries and keep the house warm.My eightyearold son didnt understand when I told
19、 him we were struggling that week. He wanted a special kind of yoghurt, but I didnt have the extra three dollars to buy it for him. It was the kind of yoghurt with a cartoon kid riding a skateboard on the front of the box, and a mere two spoonfuls in each cup. It was the kind of product that wastes
20、a parents money and makes me hate advertising.I felt guilty as a parent when those big eyes looked at me with confusion, as if to say，“Its just yoghurt. Whats the big deal？” So I found a way. I put something back as single mothers often do. He got his yoghurt.On the way driving back from the grocery
21、 store, I noticed a homeless man holding a sign by the side of the road. My heart hurt, and I tried not to look at him. I watched people stay away from him on the street and walk by without even meeting his eyes. My son didnt seem to care much, either. I looked at the man closely thenbare hands gras
22、ping a piece of cardboard, snot (鼻涕) frozen to his face, a wornout jacket. And there I was struggling because I had to buy oil and groceries. But I decided to help. I pulled over to the man and handed him a fivedollar bill.答案Paragraph 1：Seeing this, my son became confused and surprised. “Mum, why ar
23、e you so generous to this stranger while so mean to me when I asked for a yoghurt？” I explained that if we were blind to the poor mans situation he would be freezing. He didnt have a home or food to eat after all. We could spare five dollars even if we were financially stressed. Finally my son nodde
24、d and fixed his eyes on his yoghurt.Paragraph 2：On that day, my son performed an act that most adults wouldnt have done. He looked at his yoghurt and handed it to the man outside his window. Even if it was just a matter of a few spoonfuls of yoghurt, it was all he had, and he gave it to someone who needed it more than he wanted it. He showed me that I was doing well as a mother. There are always blessings to count if we open our eyes, and we always have the opportunity to be a blessing for someone else.