My father doesn't have much money. I don't have, ____.
A:too
B:also
C:still
D:either
如图所示,将质量为M1、半径为R且内壁光滑的半圆槽置于光滑水平面上,左侧靠墙角,右侧靠一质量为M2的物块.今让一质量为m的小球自左侧槽口A的正上方h高处从静止开始落下,与圆弧槽相切自A点进入槽内,则以下结论中正确的是( )
下图中a、b、c、d四点为甲地气旋(低压)过境时的风向。读图回答图中甲地( )
The conference will begin in an hour; ________, let's have a rest.