The glaciers in the passage are compared to a machine.A.RightB.WrongC.Not mentioned
The glaciers in the passage are compared to a machine.
A.Right
B.Wrong
C.Not mentioned
The glaciers in the passage are compared to a machine.
A.Right
B.Wrong
C.Not mentioned
The author mainly describes ______ in the article.
A.the creation of glaciers
B.the classification of glaciers
C.the features of glaciers
D.what glaciers are
The glaciers have been entering oceans at a higher rate than before.
A.Y
B.N
C.NG
A.that many sanctuaries were
B.were many sanctuaries
C.were there many sanctuaries
D.there the many sanctuaries
A.Y
B.N
C.NG
Why are some glaciers called surging glaciers?
A.They move much faster than other glaciers.
B.They form. during one winter-summer cycle.
C.They continuously change form. as they move.
D.They add a lot of silt to mountain rivers.
What can we know according to the passage?
A.Great glaciers are very destructive.
B.All glaciers move southward.
C.The Mississippi-Missouri-Ohio system is larger than it was before the Ice Age.
D.The Great Lakes are now smaller than they were before the Ice Age.
21 It can be inferred from the passage that glaciers were primarily made up of seawater.
A Right B Wrong C Not mentioned
As they move, glaciers push piles of rocks ahead of them.
A.toward
B.above
C.in front of
D.alongside of
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