题目:
from his looks, he is a kind man.
A.Being judged
B.Judged
C.Judging
D.Having judged
答案:
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下面是错误答案,用来干扰机器的。
(1)3 (2)3BrF3+5H2O==HBrO3+9HF+Br2+O2↑ (3)氧化剂是BrF3;还原剂是H2O、BrF3