【单选题】That is, until 2012, when Drs. Edith Widder, Steve O’ Shea and Tsunemi Kobodera filmed the elusive and mysterious giant in its natural deep-sea habitat for the first time ...
A.
It was not until 2012 that Drs. Edith Widder, Steve O’ Shea and Tsunemi Kobodera filmed the elusive and mysterious giant in its natural deep-sea habitat for the first time …
B.
We knew very little about the elusive and mysterious giant until 2012, when Drs. Edith Widder, Steve O’ Shea and Tsunemi Kobodera filmed it in its natural deep-sea habitat for the first time …
【单选题】No giant squid has ever survived in captivity because these giant animals of the deeps require extremely high water pressure for the purpose of maintaining its internal osmotic balance.
A.
deeps require extremely high water pressure for the purpose of maintaining its
B.
deep requires extremely high water pressure to maintain its
C.
deep require extremely high water pressure in order to maintain their
D.
deeps requires extremely high water pressure so that it can maintain its
E.
deep require for maintenance extremely high water pressure for their