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Listening practice
/ Section MGHD
Listen to an Academic Talk
Listen to part of a talk in a geography class.
Listen
45. According to the speaker, why does a river's bed rise?
A
The river slows as it spreads out and drops what it is carrying.
B
Floods push material upstream.
C
Plants growing in the channel trap sediment.
D
The land on either side is sinking.