39.
(A) safety and timing
(B) food and sleep
(C) insurance and welfare
(D) licenses and certificates

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統計: A(130), B(11), C(17), D(9), E(0) #2062602

詳解 (共 2 筆)

#3571727
Naturally, 39 are im...
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#3779935
(A)的安全性和定時
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