We all think _that subject.A.better to drop B.it better to drop C.it bettering droping
问题描述：
We all think _that subject.A.better to drop B.it better to drop C.it bettering droping
答
应该选B
英语中有个句型：主语+ think/ believe/ find + it + n./ adj.+ (for + n./ pron) + to do sth
比如：我发现把英语学好很难.i find it difficult (for me) to learn English well.