Banked cloze5 Fill in the blanks by selecting suitable words from the word bank. You may not use any of the words more than once.A commercial F genetic K skepticalB deficiency G miracle L soaredC devotion H nurture M tendedD eradicate I offspring N traitsE focused J priority O yields<|im_end|>Banked cloze5 Fill in the blanks by selecting suitable words from the word bank. You may not use any of the words more than once.A commercial F genetic K skepticalB deficiency G miracle L soaredC devotion H nurture M tendedD eradicate I offspring N traitsE focused J priority O yieldsOn a hot summer day in 1961 when he was inspecting a test field in Hunan, Yuan Longping came across a single rice plant bearing 230 grains. He carefully collected all the grains and planted them the following spring, hoping to find a way to increase rice 1)_____. The resulting new plants showed a variety of useful 2)_____, but to his disappointment, none was as productive as the parent plant.At that time, some people were 3)____ about hybridizing rice. However, Yuan Longping, with his knowledge of 4)____ engineering, was confident about hybrid rice. He believed that crossbreeding was universal and that it would always lead to stronger 5)____.Then Yuan Longping 6)____ on developing hybrid rice. The first breakthrough (突破) came in 1970, when his team found a male-sterile wild rice plant in Hainan. Having carefully 7)____ the plant, Yuan Longping successfully developed a good quality hybrid-rice strain in 1973.Thanks to his efforts, about eight million hectares of hybrid rice have since been grown in more than 60 countries. Yuan Longping's 8)____ to developing hybrid rice has helped 9)____ poverty and solve the problem of food 10)____ in both China and the world.
题目解答
答案
解析
本题为banked cloze填空题,考查词汇在上下文中的准确运用。解题核心在于:
- 理解段落大意:文章讲述袁隆平研究杂交水稻的过程及贡献,需结合上下文逻辑选择合适词汇。
- 关注语境线索:如“increase rice...”对应“产量”,“solve food...”对应“短缺”等。
- 词性与搭配匹配:注意名词、形容词、动词的正确形式(如“skeptical”为形容词,修饰人)。
第1空
关键句:hoping to find a way to increase rice...
逻辑分析:袁隆平的目标是提高水稻的产量,对应词库中的yields(产量)。  
第2空
关键句:resulting new plants showed a variety of useful...
逻辑分析:新植物表现出不同的特性,需用traits(特性)。  
第3空
关键句:some people were... about hybridizing rice
逻辑分析:对杂交水稻持怀疑态度,选择skeptical(怀疑的)。  
第4空
关键句:knowledge of... engineering
逻辑分析:袁隆平的专长是遗传工程,对应genetic(遗传的)。  
第5空
关键句:crossbreeding... would always lead to stronger...
逻辑分析:杂交能产生更强大的后代,需填offspring(后代)。  
第6空
关键句:Yuan Longping... on developing hybrid rice
逻辑分析:表示“专注于”,选择focused(专注的)。  
第7空
关键句:Having carefully... the plant
逻辑分析:研究团队对植物进行培育,需用nurtured(培育)。  
第8空
关键句:Yuan Longping's... to developing hybrid rice
逻辑分析:袁隆平对杂交水稻的奉献,选择devotion(奉献)。  
第9空
关键句:helped... poverty
逻辑分析:消除贫困,需填eradicate(根除)。  
第10空
关键句:solve the problem of food...
逻辑分析:解决粮食短缺问题,选择deficiency(缺乏)。