问题
选择题
. You should ____ little Tom for his mistake; after all, he is a child.
A．forget
B．apologize
C．excuse
D．Blame
答案
答案：C
搜题请搜索小程序“爱下问搜题”
. You should ____ little Tom for his mistake; after all, he is a child.
A．forget
B．apologize
C．excuse
D．Blame
答案：C
N2O4(g)(正反应为放热反应)．现将一定量NO2和N2O4的混合气体通入一体积为1 L的恒温密闭容器中，反应物浓度随时间变化关系如图所示，回答下列问题