In the fifth paragraph, the author mainly ______.
A.provides us with the weapons for attacking others
B.introduces the tools that help us fight against memory loss
C.tells us about the important things we should never forget
D.explains the facial features useful for us to remember people
第1题
A.①③
B.②④
C.①③④
D.①②③④
第2题
A.①③
B.②④
C.①③④
D.①②③④
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