Ifthereisafireonboard,informthebridgeandgivethe()atonce. A: sound B: sounding C: alarm D: signal
Ifthereisafireonboard,informthebridgeandgivethe()atonce. A: sound B: sounding C: alarm D: signal
1
Ifthereisafireonboard,informthebridgeandgivethe()atonce. A: sound B: sounding C: alarm D: signal