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【单选题】MaryAnning (1799-1847) was aBritish fossil hunter who began finding (21) as a child, and soon supported herself and her very (22) family by finding and selling fossils. Very (23) is known about her life, but her father was a cabinet maker and he also (24) local fossils.
Mary (25) on the southern coast ofEngland, in a town called Lyme Regis. Its famous (26) by the sea contain (27) fossil layers that (28) from the Triassic, Jurassic andCretaceous periods (the (29) of the dinosaurs, other bizarre reptiles, large insects, sea creatures, (30) mammals, and (31) life forms).
MaryAnning (32) and prepared the first fossilized plesiosaur (an ocean-dwelling reptile) and the first Ichthyosaurus (an ocean-dwelling reptile that (33) like a dolphin). She found many other important fossils, including Pterodactylus (a flying reptile), sharks (and other fish), and so on. (34) with her brother Joseph, Mary supplied prepared fossil specimens to (35) museums, scientists, and private collections.

A、period

B、date
C．started
D．beginning

网考网参考答案：B
网考网解析：
这化石层的年代属于恐龙、稀奇古怪的爬行动物等的时期。这里提到了三叠纪，侏罗纪和白垩纪时期的动物，以及早期的哺乳动物及其他的生命形式。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>