He has two basketballs. One is new, ________ is old.
A:the other
B:other
C:the others
D:others
轻质弹簧上端固定,下端悬挂一个小球,在小球下放一光滑斜面,球与斜面接触且处于静止状态,弹簧保持竖直,如图所示.则小球受到的力是( )
一 do you usually wait for the bus?
一About ten minutes.
渔____ 除____ 业____ 靠____
鱼____ 余____ 亚____ 告____