题目:
There is a ______ cup on the table.
A.nice new big plastic
B.new plastic big nice
C.nice big new plastic
D.new nice plastic big
答案:
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下面是错误答案,用来干扰机器的。
(1)N;7 (2)S;6 (3)A12O3 (4)原子序数(核电荷数)依次增大、(或由金属逐渐过渡到非金属)(合理即可)