13. Angry parents ____ one of the major entrances into the school hours before the event started.
(A) have blocked
(B) blocking
(C) were blocked
(D) had blocked

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統計： A(49), B(9), C(62), D(251), E(0) #2431792

詳解 (共 2 筆)

#4238038
憤怒的家長在活動開始前幾小時就把學校的一...
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#5790615

Angry parents ____ one of the major entrances into the school hours before the event started.
憤怒的家長在活動開始前幾小時就把學校的主要出口給封住

(A) have blocked 時態不正確，幾個小時之前，家長就已經封住出口，要用過去完成式
(B) blocking  -整句沒主詞
(C) were blocked 不用被動
(D) had blocked 
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私人筆記 (共 1 筆)

私人筆記#5581876
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Angry parents ____ o...
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