24. If Simon ______ more careful while driving, he would not have caused the car accident.
(A) is
(B) was
(C) has been
(D) had been

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統計： A(3), B(33), C(16), D(123), E(0) #807211

詳解 (共 1 筆)

#4533579
假設語氣表與過去事實相反時用過去式 正...
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