21. ____________ for her loyal dog that barked so loudly to wake the neighbors, the old lady would not have been found passed out on the floor in her home.
(A) If it is not
(B) If it was not
(C) If it wouldn’t be
(D) If it had not been

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統計: A(3), B(28), C(6), D(124), E(0) #923144

詳解 (共 3 筆)

#4023320
從第二句的would not have+...
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#4810120

此句是考時態

主要子句用完成式have been found,狗吵到鄰居在她被發現之前,所以要用過去完成來表示更以前的時態 

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#5746943
passed out 昏倒       ...
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私人筆記 (共 1 筆)

私人筆記#5882803
未解鎖
____________ for he...
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