下列何经循行至头顶并入络脑（）
A.足厥阴肝经
B.足太阳膀胱经
C.手少阳三焦经
D.足少阳胆经
E.手太阳小肠经
参考答案：B
I was much impressed by the modern life in Hong Kong ______ I came to visit this fantastic city. [ ]
A. at the first time
B. for the first time
C. by the first time
D. the first time
消防车在火灾扑救和抢险救援发挥的独特作用主要依赖于汽车的（）性。
A.快速
B.机动
C.移动
D.安全
