有一种关于月球起源的理论认为,最初地球是一个高速旋转的,外层由熔化的岩石,内层由熔化的铁组成的球体;在地球的旋转过程中,它表面的部分飞了出去,并逐渐冷却,最终形成了月球。这种理论最支持以下哪条结论?()
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The author’s purpose in writing his article is to demand that animal-protecting organizations ________.
A. declare their objectives clearly
B. give up the use of violence
C. continue the dialogue with the scientific community
D. help to find those responsible for the attempted murder
A.primitive B.prior C.previous D.preliminary
A. primitive
B. prior
C. previous
D. preliminary
The word “subjects” (Line 1, Para. 4) refers to ________.
A. the performance tests used in the study of sleep deficit
B. special branches of knowledge that are being studied
C. people whose behavior. or reactions are being studied
D. the psychological consequences of sleep deficit
A.why B.whatC.how D.that
A. why
B. what
C. how
D. that