A. haven been gradually being exhausted
B. is being gradually exhausted
C. is gradually exhausted
D. has gradually exhausted
[单选题]While fossil fuels—coal, oil, gas—still generate roughly 85 percent of the
[单选题]While fossil fuels—coal, oil, gas—still generate roughly 85 percent of the
[单选题]While fossil fuels—coal, oil, gas—still generate roughly 85 percent of the
[单选题]While fossil fuels—coal, oil, gas—still generate roughly 85 percent of the
[单选题]While fossil fuels—coal, oil, gas—still generate roughly 85 percent of the
[单选题]The Internet is the world's largest computer(71).A.networkB.deviceC.displayD.disk
[试题]As one of the world's highest paid models, ?A.soneoftheworld'shighestpaidmodels,shehadherface.forfivemilliondollarsA)despoiledB)measuredC)insuredD)assured
[单选题]Water and itsimportance to human life were the center of the world's attent
[单选题]Water and itsimportance to human life were the center of the world's attent
[单选题]Water and itsimportance to human life were the center of the world's attent