maggie 發問時間: 社會與文化語言 · 3 年前


As a result,the city has had no choice but

to take action to deal with the worst rat problem it _____ in nearly 40 years.

(A) was seen

(B) has seen

(C) will see

(D) is seeing

1 個解答

  • 3 年前

    要是 "for" nearly 40 years的話 就選 (B)has seen.

    但是 "in" nearly 40 years 就要用 (D)is seeing.

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    • 呆子
      Lv 7
      3 年前檢舉

      -----to deal with the worst rat problem(that) it was seen in nearly 40 years.
      我認為此處it 表示rat problem,所以用被動式

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