Just as the manager says,       to take their adventure course will certainly learn many useful skills .[ ]

A. Kids brave enough              

B. Enough brave kids      

C. Brave enough kids              

D. Kids enough brave

头槽绦虫病的感染方式通常是（）

A.蚴虫被鱼吞食

B.蚴虫主动侵袭鱼体

C.虫卵被鱼吞食

D.以上全对