It is reported that there is no better ______ for mother’s milk.A、alternativeB、

游客2023-09-06  26

问题 It is reported that there is no better ______ for mother’s milk.

选项 A、alternative
B、equivalence
C、exchange
D、substitute

答案 D

解析 难词辨析。原句为,据报道没有比母乳更好的代用品了。故选substitute,代用品。
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