203. A good night's sleep and regular exercise are ______for you to stay healthy.
(A)brilliant
(B)smooth
(C)dramatic
(D)necessary

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統計： A(17), B(12), C(15), D(308), E(0) #1592413

詳解 (共 1 筆)

#5837583
良好的睡眠和規律的鍛煉有助於保持健康。&...
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