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根据下面资料，回答题 Young Readers, Tomorrow' s Leaders'?.
A new study has good news for kids with strong reading skills. Such kids will have highintelligence as they get 31 . They will have a bright future.
The study included 1,890 twins who did reading tests at 32 7 and 12, and an intelligencetest at 16. The twins had the same genes (基因) and home environment. Therefore, the 33 between them had to be due to factors that they did not 34 . For example, one had a betterteacher than the other. Some kids did better on the reading 35 than their twin brother or sister.They 36 did better on the intelligence test. The reading skills 37 to enhanced intelligencewere evident by age 7. This shows that reading skills can 38 a child' s intellectual development.
The study also helps to 39 the differences among kids in the same family. They sharegenes, 40 conditions and parents. But they can be different in intelligence.
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