Question

みつ

想請問為什麼答案是 C和B

5. Johnny could not
(A) kill
. I shouldn't
(A) drink
(B) killed
He was with me last night.
(C) have killed
(D) had killed
his neighbor.
so much coffee. I could hardly sleep last night.
(D) to drink
(B) have drunk (C) drank

Answer 1

Tai

第一題我不知道但第二題是過去式所以一定是B

Answer 2

Selina☻︎

6. 對過去事實否定猜測（過去必定不可能）
can not/ could not/ may not/ might not + have+ p.p.
7. 描述與過去事實相反
句中表示當時不應該 should not+ have+ p.p.