—Did anyone come to my office just now?—Yes. Mathew wanted to know ____ this Saturday afternoon.
A:that you would go fishing
B:where would you go fishing
C:who you would go fishing
D:if you would go fishing
小杰调查了本班同学体重情况,画出了频数分布直方图,那么下列结论不正确的是( )
下列元素摄入缺乏会导致儿童发育停滞,智力低下,严重时会得侏儒症的是( )
已知关于x的一元二次方程x2﹣23x+k=0有两个相等的实数根,则k值为____