While the producer has______production of this line, secondhand replacement part

游客2025-06-15 15

问题 While the producer has______production of this line, secondhand replacement parts can often be found at specialty stores.

选项 A、alternate
B、incomplete
C、dependent
D、discontinued

答案 D

解析宾语是production of this line，横线前又有表示现在完成时的has，因此横线处应填入动词的过去分词。“虽然生产商已经停止生产这种产品”的句意最恰当，故选(D)discontinued。

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