American doctors say that mothers smoke before their 【M1】______ babies are born may slow the growth of their

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问题     American doctors say that mothers smoke before their                    【M1】______
babies are born may slow the growth of their babies                         【M2】______
lungs. They say reducing lung growth could cause                            【M3】______
the babies suffer breathing problems and lung disease                       【M4】______
late in life. Doctors in Boston studied 1, 100 children.                    【M5】______
The mothers of some of the children smoked;the other                        【M6】______
Mothers did not. Doctor found out that the lungs of the                     【M7】______
children whose mothers smoked were 8% less developed as                     【M8】______
the children whose mothers did not smoke, that the                          【M9】______
children whose mothers smoked were developed 20% more                       【M10】______
cold and breathing diseases than the other children.
【M5】

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答案late改成later

解析 本句意为:他们说减慢肺部增长可能会导致孩子在以后的生活中患上呼吸或肺部疾病。later in life意为“以后的生活中”,late in life意为“生命的晚期”。
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