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______ is used primarily in intemational trade. It commonly referred to as the draft or the bill. An
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A.Prima 450和Prima 460标配12.1寸触摸显示屏,操作方便
B.从驱动方式上,Prima 450和Prima 460属于气动气控麻醉机,符合人体顺应性
C.Prima 450和Prima 460标配VCV,PCV,SPONT,SIMV,SMMV,PSV六种工作模式
D.压控模式下,Prima 450和Prima 460潮气量测定范围15-1600ml
From what Warneken said in the passage, we can infer that ______.
A.no other nonhuman primate can be as altruistic as chimpanzees
B.altruism has never been observed in any nonhuman animals before
C.chimpanzees did not display altruism in their previous experiments
D.it is the first time they have conducted experiments about chimpanzees
A.are used to
B.are used to be
C.used to be
D.used to being
A.is used to producing
B.is used to produce
C.used to produce
D.used to producing
A.applied to
B.applied for
C.used to
D.used for