— Paul is not very popular among his classmates.
一 Yeah. Because he often plays jokes on them.
A：makes fun of
B：fights with
C：studies with
有位老师在介绍学习方法时说：当你感到学习效率不高时，你应当把学习暂时停下来，调整自己，检查自己的学习实践和科目安排是否合理……对此你的看法是（ ）
设a=log36，b=log510，c=log612，则（ ）
