A:2018−1
B:2017−1
C:2016−1
D:2015−1
—How do you go to school, Mr. Li?
—I _____________ to school, because it is good for my health.
华北大地四季分明,初春阳光普照,冰雪融化,我们仍感到“春寒料峭,咋暖还寒”冬季大地封冻,雪花飞舞,人们常说“冰冻三尺,非一日之寒”“下雪不冷,化雪冷”等谚语。请你回答