19. Global warming is responsible _____ for shrinking ice caps but also for a surge in extreme weather that is
causing heat waves, forest fires, and droughts.
(A) not only
(B) only not
(C) no longer
(D) not longer
答案:登入後查看
統計: A(1932), B(158), C(109), D(89), E(0) #2996046
統計: A(1932), B(158), C(109), D(89), E(0) #2996046