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[音频]

A It was the first time that the Paralympic Games were held together with the SummerOlympic Games in the same city at the same time.
B They were held right after the Summer Olympic Games in the same city and using the same facilities.
C An agreement was signed between the International Paralympic Committee and the International Olympic Committee.
D They set a precedent that the Paralympic Games should be held in the same year as the normal Olympic Games.

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[音频]

A. The Games have been a success in promoting non-professional sports.
B. The Games have not been included in the Olympic Games for the able-bodied.
C. The Games have not been developed as fast as expected.
D. The Games have disappointed the International Olympic Committee.

目前分离得到并鉴定的结构最大的聚醚类化合物是

A. 短裸甲藻毒素
B. 西加毒素
C. 刺尾鱼毒素
D. 岩沙海葵毒素

以下结构中不属于常见的海洋天然产物结构类型的是

A. 大环内酯类
B. 环烯醚萜类
C. 聚醚类
D. 肽类

非萜类C15乙酸原化合物主要存在于( )海洋生物中。

A. 红藻
B. 芋螺
C. 海绵
D. 棘皮动物

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