钩虫病的主要感染方式是()
A.经常食生莱
B.钩蚴通过飞沫及痰传播
C.蚊虫叮咬
D.进食熟的虾蟹
E.丝状蚴经皮肤而感染
参考答案:E
Before 2003, there was no direct airline Taiwan and the mainland.
A.in
B.at
C.along
D.between