题干
— Lily, who is the girl _______ red?
— Oh, she is my sister Kitty.
A：wears
B：wear
C：in
D：puts on
答案(点此获取答案解析）
C
— Lily, who is the girl _______ red?
— Oh, she is my sister Kitty.
A：wears
B：wear
C：in
D：puts on
，在反应达到平衡后保持温度不变，若缩小容器的体积，则混合气体的平均相对分子质量