题目内容

鱼类脂肪“鱼油”所不具备的功能是()。

A. 提供必需氨基酸
B. 改善大脑机能
C. 防止血栓形成
D. 防止动脉硬化和冠心病的作用

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The old gentleman, however, seemed cheerful enough; and it was plain that he took an interest in the strangers, and wished to make their acquaintance. This was soon effected by the friendly waiter; and after a little talk the old man invited them to visit his villa and garden which were just outside the walls of the town. So the next afternoon, when the sun began to descend, and they saw in glimpses through door-ways and windows, blue shadows beginning to spread over the brown mountains, they went to pay their visit. It was not much of a place, a small, modernized, stucco villa, with a hot pebbly garden, and in it a stone basin with torpid gold-fish, and a statue of Diana and her hounds against the wall. But what gave a glory to it was a gigantic rose-tree which clambered over the house, almost smothering the windows, and filling the air with the perfume of its sweetness. Yes, it was a fine rose, the Conte said proudly when they praised it, and he would tell the Signora about it. And as they sat there, drinking the wine he offered them, he alluded with the cheerful indifference of old age to his love-affair, as though he took for granted that they had heard of it already.

The Rewards of Living a Solitary Life
The other day an acquaintanceof mine, a gregarious and charming man, told me he had found himself unexpectedly alone in New York for an hour or two between appointments. He went to the Whitney and spent the "empty" time looking at things in solitary bliss. For him it proved to be a shock nearly as great as falling in love to discover that he could enjoy himself so much alone.

RN2型熔断器的熔丝采用三级()组成。

A. 相同截面紫铜丝
B. 不同截面青铜丝
C. 不同截面康铜丝

在现代经济中商业养老保险至少应该发挥这些功能:个人和家庭商业养老保障计划的主要_____、社会养老保障市场化运作的积极_____、养老服务业健康发展的有力促进者。 依次填入划横线处最恰当的一项是

A. 负担者倡导者
B. 提供者支持者
C. 发起者推进者
D. 承担者参与者

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