73. What does the word “this” underlined in the third paragraph refer to?
(A). We will lose much more than we can gain.
(B). Humans have begun destroying rainforests.
(C). People have a strong desire for resources.
(D). Much carbon dioxide comes from burning rainforests.
寫作批改
VIP與詳解卡管理
私人筆記( 0 )