A:奋力把杠铃举起
B:用力推教室的墙壁
C:背着书包在水平路面上匀速走动
D:踢出去的足球在水平地面上滚动
读中南半岛地形图,回答问题。
We must tell LiMing that he is____
I don't know _______ or not the film is suitable for children.