The atmosphere _____ certain gases mixed together in definite proportions.
A、composes of
B、is made up of
C、consists of
D、makes up of
A、composes of
B、is made up of
C、consists of
D、makes up of
第1题
The main topic of the passage is ______.
A.composition of the atmosphere
B.pressure from the atmosphere
C.air pollution in the atmosphere
D.the relationship between the atmosphere and men
第3题
All of the following are true EXCEPT ______.
A.the atmosphere is important to none.
B.a great deal of damage from the sun's deadly rays would be done to us, if there were no at mosphere.
C.the atmosphere, as the author described, is the roof under which man can live safely on Earth.
D.electricity in the atmosphere is being studied from every aspect.
第4题
A.when
B.what
C.that
D.how
第5题
The (closer) one (comes) to earth, the (more denser) (the) atmosphere becomes.
A.closer
B.comes
C.more denser
D.the
第6题
The best title for this passage would be ______.
A.The Atmosphere and Our Environment
B.Research on Radiation
C.Effects of Space Radiation
D.Importance of Protection Against Radiation
第7题
A、off
B、of
C、out
D、forth
第8题
I think the movie Wolf Totem well ()the atmosphere of open space of the grassland.
A、invokes
B、revokes
C、prospects
D、revolves
第9题
A.considering of
B.consists of
C.composes of
D.composed of
第10题
B.is made up
C.consists of
D.makes up of
第11题
A.surface
B.atmosphere
C.attitude
D.bent