A:Still
B:Just
C:Only
D:Yet
如图所示是蹦床运动员表演的情景,运动员从最低点到达最高点的过程中,运动员的动能和重力势能变化情况分别是( )
—It's Mid-autumn Day today. Don't forget to give my best wishes to your family.
—__________. Thank you very much.
与别人初次见面,你想表达很高兴见到对方,应说: