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Astheuniverseexpands,itscountlessgalaxies见完整问题呢.Astheuniverseexpands,itscountlessgalaxiesarespeedingawayfromeachotherataratedrivenbyamysteriousforcedarkenergy.A.beingcalledB.callingC.calledD.iscalled.
题目详情
As the universe expands,its countless galaxies 见完整问题呢.
As the universe expands,its countless galaxies are speeding away from each other at a rate driven by a mysterious force _____ dark energy.
A.being called B.calling C.called D.is called
.最好附上理由呢..
As the universe expands,its countless galaxies are speeding away from each other at a rate driven by a mysterious force _____ dark energy.
A.being called B.calling C.called D.is called
.最好附上理由呢..
▼优质解答
答案和解析
C
==== a mysterious force THAT / WHICH is dark energy.
==== a mysterious force THAT / WHICH is dark energy.
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