Question

youting

？

(A) has told
(C) was telling
(D) was told
(A) ) 11. This area used to be a forest(*), but most
of the trees here
over the years.
多年来
(A) cut down
(B) cutting down
(C) have cut down
(D) have been cut down

Answer 1

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栗子

have been+pp是現在完成式 （被動）
砍樹是被動所以要用被動式
然後已經砍樹了 所以是完成式