更多"Early forms of life on Earth, _____"的相关试题:
[单项选择]Early forms of life on Earth, ______ in absence of oxygen, required other elements.
A. which lived
B. that lived
C. lived
D. were living
[填空题]
A．early
B．earth
C．search
D．heart
[单项选择]Throughout his early adult life he passed from one religious system to another, unable to________ lasting spiritual satisfaction from any.
A. derive
B. detach
C. deduce
D. deprive
[单项选择]Things went well for him during his early life but in middle age his （） seemed to change.
A. chance
B. luck
C. career
D. opportunity
[单项选择]Things went well for her during her early life but in her middle age her______ seemed to change.
A. affair
B. luck
C. event
D. chance
[单项选择]Scientists believe that when life on earth began, the earth atmosphere consisted of ___________.
A. oxygen and nitrogen
B. hydrogen, oxygen and nitrogen
C. hydrogen and its compounds
D. hydrogen, oxygen and their compounds
[单项选择]The history of life on earth has been a history of between living things and their surroundings.
A. interaction
B. intersection
C. interference
D. intercourse
[单项选择]All life on the earth ______ on the sun.
A. depends
B. carries
C. keeps
D. goes
[单项选择]Whether there is life beyond the earth is ______.
A. the only question that excites people
B. one of several questions which excite people
C. one of the most exciting questions
D. the question which most excites people
[单项选择]Without water, there ______ no life on the earth.
A. would be
B. be
C. is
D. was
[单项选择]All life on the earth ______ on the sun.
A. depends B. carries C. keeps D. goes
