A语篇类型:说明文 主题语境:人与自我 词数:283 难度:★★★(2022· 江苏省淮海中学高二开学考试)How doeskeepingthingstidychangepeoplepsychologically? Yougaingreaterconfidenceinyourself.Also,youbecomemoreoptimisticandcalmerinthemindthanbefore.Thereareseveralreasonsforthesechanges:yourself-imageimprovesasyoustartliving...
In electrolysis, water splits at the anode to form oxygen, hydrogen ions, and electrons. An electrolyte material allows hydrogen ions through, but forces electrons to flow separately to the cathode, where the two recombine to form hydrogen gas for use as fuel. Credit: Argonne National Laboratory...