题目内容：
The islands are centainly a paradise (天堂) for wildlife, as there are no natural killers on the islands and the number of beais and visitors is under govenment control.Though you cannot walk freely as Darwin die hour 200 years ago ,esch day is as impressive as it could be.
The most well crown animal of the Calapagos is the giant tortoisc ( 巨型陆龟),which can be seen moving slowly around the highlands of Sanra Cruz,the second largest island in the suchipelago.Some of these creatures are so old that they might have been seen in their youth by Darwin himself.
Despite strict control over activities and timing,you stay on the Galapagos will be remembered as a chain of incomparable pictures;diving with sea how that wim and play within inches of you; feeling small shaks touch you feet as you swim and ,most magically , seeing a with and her bady surface with great breath of air.
Travleing between the islands and observing the wildlife that so inspired Darwin , you will fell as though you are gettinga special view of an untouched world .At night you will sleep on board the ship , leaving the wildlife in complete occupation of the islands, which are as undisturbed now ai they have been since the beginning of time. What do we know about Darwin’svisit to the istands. A．studkd afleient cnt cpeatures on the island
B．He completed his famous book on the istand
C．He was touched by the geographs of the istand
D．He was attracted by well known animals of the island
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