Swimming is my favorite sport.There is________like swimming as a means of keeping fit.
A:something
B:anything
C:nothing
D:everything
I have a(n)________budget for the trip,so I’m not going to fly but take the train to Beijing.
x+ 1x ≥2 x⋅1x ,…小前提
所以x+ 1x ≥2,…结论
以上推理过程中的错误为( )
17岁高三女生王某因网购3只金雕(国家一级保护动物)当宠物而被判处有期徒刑2年罚金2万元。这警示我们中学生( )