单选题
Breastfeeding Can Cut Cardiovascular Risk

Breastfeeding can reduce the risk of a heart attack or stroke later in life and could prevent hundreds of (51) of deaths each year, researchers said on Friday.
Babies who are breastfed have fewer childhood infections and allergies and are less (52) to obesity. British scientists have now shown that breastfeeding and slow growth in the first weeks and months of life has a protective effect (53) cardiovascular disease.
"Diets that promote more rapid growth put babies at risk many years later in (54) of raising their blood pressure, raising their cholesterol and increasing their tendency to diabetes and obesity--the (55) main risk factors for stroke and heart attack." said Professor Alan Lucas of the Institute of Child Health in London.
"Our evidence suggests that the reason why breast-fed babies do better is because they grow more (56) in the early weeks."
Lucas said the effects of breastfeeding on blood pressure and cholesterol later in life are greater than (57) adults can do to control the risk factors for cardiovascular disease, other than taking drugs.
An estimated 17 million people die of (58) disease, particularly heart attack and strokes, each year, according to the World Health Organization.
Lucas and his colleagues compared the health of 216 teenagers (59) as babies had either been breastfed or given different nutritional baby formulas'. They reported their (60) in The Lancet medical journal.
The teenagers who had been (61) had a 14 percent lower ratio of bad to good cholesterol and lower concentrations of a protein that is a marker for cardiovascular disease risk.
The researchers also found that (62) of the child's weight at birth, the faster the infants grew in the early weeks and months of life, the (63) was their later risk of heart disease and stroke. The effect was the (64) for both boys and girls.
"The more human milk you have in the newborn period, the lower your cholesterol level is, the lower your blood pressure is 16 years (65) , "Lucas said.

【正确答案】 B
【答案解析】[解析] hundreds of thousands of是固定搭配,表示“成千上万”之意。
【正确答案】 D
【答案解析】[解析] 因为空白后跟的是介词to,能和介词to搭配使用的只有prone。
【正确答案】 A
【答案解析】[解析] 备选项是介词,因此注意搭配结构:effect通常是和介词on搭配,但被选项中没有该介词。再注意搭配结构语意:心血管疾病具有保护性的影响。因此判断A(预防)合适。
【正确答案】 C
【答案解析】[解析] 与介词in和of构成的固定搭配是:in case of(adv. 假设、万一),in terms of(考虑到)。
【正确答案】 B
【答案解析】[解析] 前句中先后提到了血压、胆固醇、糖尿病和肥胖,共计4项。
【正确答案】 A
【答案解析】[解析] A和B是正反项,重点注意。根据句意和前句中提到的内容——婴儿的头几周和头几个月发育缓慢,对预防心血管疾病有帮助,由此判断A是答案。
【正确答案】 D
【答案解析】[解析] 根据语法结构和句意判断D(任何事情)合适。
【正确答案】 C
【答案解析】[解析] 选项C是文章主题词,因此该选项成为答案的可能性较大。空白后出现的是单数名词(disease),因此排除修饰复数名词的形容词various(各种各样的)和multiple(多样的),空白后已经提到了“心脏病发作”,所以判断C(心血管的(疾病))出现在空白处合适。
【正确答案】 A
【答案解析】[解析] 空白处需要引导定语从句并修饰人的连接代词who。
【正确答案】 B
【答案解析】[解析] 上文提到了他们的调查研究,接下来应该出现的是他们的“研究结果”。
【正确答案】 D
【答案解析】[解析] 选项D是文章主题词,因此成为答案的可能性较大。从句意看,该句讲述“曾经的青少年中坏胆固醇与好胆固醇的比率要低14%,而且他们的蛋白质积聚也较低,而蛋白质的积聚是患心血管疾病风险高低的标志之一”。文章主题是“母乳喂养能够减少心血管疾病的危险”,由此推测出现这种较好健康情况的人应该是“母乳喂养的人”,因此答案是D。
【正确答案】 C
【答案解析】[解析] 空白后出现了介词of,因此首先排除A(despite是介词);剩下的选项中能与介词of搭配使用的是B和C:warning of…:对……的警告;regardless of…:不管……,不顾……。根据空白所在的搭配结构“…of the child's weight at birth(…孩子出生时的体重)”判断C放入空白处上下文意思通顺:不管孩子出生时的体重是多少。
【正确答案】 B
【答案解析】[解析] 根据前文内容判断,婴儿前期生长越快,他们患心脏病的风险越大。
【正确答案】 D
【答案解析】[解析] 句意应该是“该影响对男孩女孩都一样”,所以答案是D。
【正确答案】 A
【答案解析】[解析] 此处要表达的意思是“16年之后”。因此选A。