9. The nature of many kinds of species is to____ themselves from confronting any possible danger.
(A) protect
(B) declare
(C) imagine
(D) hide
答案:登入後查看
統計: A(388), B(40), C(43), D(43), E(0) #1406305
統計: A(388), B(40), C(43), D(43), E(0) #1406305