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题目内容
（河北建筑工程学院-线性代数）
The phrase “filter out” in the last paragraph means __________.(本题1.0分)
A、 choosing something to learn
B、 getting rid of the disturbances
C、 working out a plan
D、 solving the problem
A、 choosing something to learn
B、 getting rid of the disturbances
C、 working out a plan
D、 solving the problem
参考答案