27. When Bob and his friends came, we _______ our supper then.
(A) had
(B) were having
(C) have
(D) are having

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統計： A(1), B(0), C(0), D(0), E(0) #3355104

詳解 (共 1 筆)

#6839862
題目解析 題目中的句子是「When B...
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