题目内容
12．cushion（ ）| A． | button | B． | butcher | C． | bury | D． | duty |
分析 cushion中u发/u/，画线单词中发音相同的单词是butcher．
解答 答案：B 考查语音．通过读音比较，正确答案是：B
点评 语音试题属于英语基础知识的考查，主要考查学生的辨音能力．只有平时多读单词，而且发音要准确，才能准确答题．
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7．Jane was asked a lot of questions，but she didn't answer of them．（ ）
| A． | other | B． | any | C． | none | D． | some |
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20．Lead poisoning （铅中毒）occurs when lead is present in high levels in the blood of a person．It is one of the most common medical problems found in children．And it's important to recognize the presence of lead in children's bodies because lead is very harmful．
Children have the tendency to go around and put things in their mouths like paint peelings．This is one of the main causes of lead poisoning．It has also been found that children born in poor families have higher chances of getting exposed to lead．
Some of the common symptoms of lead poisoning in children are headaches，stomach pains，hair loss，muscle weakness，and weight loss，etc．
Lead poisoning can have severe effects and can lead to heart diseases，kidney diseases and neurological（神经系统的）problems．It can also result in mental dullness and a low I．Q．level．There have been cases where lead poisoning proved to be terminal for children．
It's difficult to easily recognize whether a child is affected by lead poisoning，as the symptoms of this disease can occur due to some other medical problems．Therefore，children under the age of 6should regularly be checked to know the level of lead in their blood through blood tests．It's possible to completely cure a child with lead poisoning through treatment．Usually the oral medicine chelator（螯合剂）is given to the children．Sometimes，children are given an injection（注射）for reducing the lead level．Children who have very high level of lead in their blood would need treatment for a long period of time and would also be put on a special diet．
Parents have to take certain precautions to lower the chance of lead poisoning in children．Cleaning the house regularly and removing shoes at the door after coming in form outside will prevent the lead particles from entering the house．Children should be put on a healthy diet，containing high proportions（比例）of calcium and iron，such as eggs，milk，fruits，potatoes，etc．
Which helps to keep the lead levels in control，in the children's bodies．
In short，it's a must to be cautious and careful，and protect your children from the horrible consequences of lead poisoning．
Children have the tendency to go around and put things in their mouths like paint peelings．This is one of the main causes of lead poisoning．It has also been found that children born in poor families have higher chances of getting exposed to lead．
Some of the common symptoms of lead poisoning in children are headaches，stomach pains，hair loss，muscle weakness，and weight loss，etc．
Lead poisoning can have severe effects and can lead to heart diseases，kidney diseases and neurological（神经系统的）problems．It can also result in mental dullness and a low I．Q．level．There have been cases where lead poisoning proved to be terminal for children．
It's difficult to easily recognize whether a child is affected by lead poisoning，as the symptoms of this disease can occur due to some other medical problems．Therefore，children under the age of 6should regularly be checked to know the level of lead in their blood through blood tests．It's possible to completely cure a child with lead poisoning through treatment．Usually the oral medicine chelator（螯合剂）is given to the children．Sometimes，children are given an injection（注射）for reducing the lead level．Children who have very high level of lead in their blood would need treatment for a long period of time and would also be put on a special diet．
Parents have to take certain precautions to lower the chance of lead poisoning in children．Cleaning the house regularly and removing shoes at the door after coming in form outside will prevent the lead particles from entering the house．Children should be put on a healthy diet，containing high proportions（比例）of calcium and iron，such as eggs，milk，fruits，potatoes，etc．
Which helps to keep the lead levels in control，in the children's bodies．
In short，it's a must to be cautious and careful，and protect your children from the horrible consequences of lead poisoning．
| Lead Poisoning in Children（71）Causes． •Children's going around and putting things in their mouths． •High chances of（72）bloodlead． （73）Symptoms •Headaches，stomach pains，hair loss，muscle weakness，and weight loss，etc． Effects•Lead to heart diseases，kidney diseases and neurological problems． •（74）Effectsmental dullness and a low I．Q．level． Treatment•Make children take the chelator or（75）receive/getan injection to reduce the lead level． •Put children with a very high lead level on （76）a special diet （77）Suggestions/Preventions •（78）Cleaning the houseregularly and remove shoes at the door after coming in from the outside． •Let children eat healthy food which contain（79）highof calcium and iron． （80）protect your children •You must be cautious and careful to protect your children from lead poisoning． |