— Mom, where is my eraser? Please help me it.
— Oh, it's in the schoolbag.
A:see
B:find
C:look
D:look at
WangYuan ,one of the TF Boys, is ____ at the UN Forum(论坛).
下列关于静脉血的叙述,正确的是( )
如图所示,放在M、N两水平桌面上的P、Q两物体,分别在FP=5 N、FQ=3 N的水平拉力作用下做匀速直线运动,可以确定( )