请大家参考哦！
1．题目：The two major criteria for judging mental retardation are
答案：C）levels of intelligence and daily living skills.
2．题目：A person of high intelligence will probably score
答案：A）above 110 on an IQ test.
3．题目：Which of the following is NOT true of mental retardation?
答案：D）It is not incurable.
4．题目：All the following factors may cause mental retardation EXCEPT
答案：B）a healthy lifestyle before and after a woman's pregnancy.
5．题目：The word "While" in the last sentence of the last but one paragraph can best be replaced by
答案：D）"Although".
速记口诀：
智力迟钝
1．生活技能是标准 ____________________
2．超过110智商高 ____________________
3．能够治愈不为真 ____________________
4．生活健康未提到 ____________________
5．while意思是although ____________________ [卫生类A]
