(单选题)

Which of the following cannot be known about the gigantic penguin? ( )

A.Its eating habit.

B.Its habitat.

C.Its competitor.

D.Its size.

参考答案：A

参考解析：

细节题。根据题干关键词giant penguin定位至第一段，It lived in the Paleocene Epoch, between 66 and 56 million years ago, 展现了巨型企鹅的栖息地（B项），Parrots, eagles, burrowing bats and the moa, a 3.6m-tall bird, also feature, 在这个博物馆中其他的一些生物（C项），The fossilized bones are of an animal thought to have been about 1.6m (5ft 3in)tall, weighing up to 80kg (176tb), 展现了企鹅的大小（D项），只有A项不可能被知晓。故本题正确答案选A。

知识点：细节题英语阅读理解通用英语