单项选择题：大型养路机械检修需电焊时，焊机的接地夹子应接到（）上。A、要焊接的零件 B、钢轨 C

题型：单项选择题

第二节（共5小题；每小题2分，满分10分）

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

A new World Bank report warns that children who do not get enough good food in the first two years of life suffer lasting damage．They may be underdeveloped or under weight．__71____ In addition, poorly nourished （营养不良的） children are more likely to drop out of school and earn less money as adults．

The report is called "Repositioning Nutrition as Central to Development．" It notes that too little food is not the only cause of poor nutrition．__72__ For example, the study says that mothers often fail to give their newly born babies their first breast milk （母乳）．This milk-like substance is called colostrums （初乳）．__73__

Africa and South Asia are affected the most by poor nutrition．__74__ The World Bank study also notes that rates of malnutrition （营养不良） in South Asia are almost double those in central and southern Africa．Other parts of the world are also severely affected, including Indonesia, Uzbekistan, Yemen, Guatemala and Peru．

75 Instead of directly providing food, the study suggests educational programs in health and nutrition for mothers with young babies．It also recommends cleaner living conditions and improvements in health care．

A．They may suffer from poor health or limited intelligence．

B．The study also links malnutrition to economic growth in poor countries．

C．Many children who live in homes with plenty of food suffer for other reasons．

D．The study says about half of all children in India do not get enough good food． E．It is full of nutrients that improve a baby's ability to fight infections and disease．

F．Poor countries could possibly double their economic growth if they improved nutrition．

G．The study recommends that developing countries change their policies to deal with malnutrition．

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大型养路机械检修需电焊时，焊机的接地夹子应接到（）上。A、要焊接的零件 B、钢轨 C

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