到那时停止主机就不会有危险了。
A. We'll stop the main engine by nine.
B. It'll be dangerous to stop the main engine by them.
C. It won't be dangerous to stop the main engine by then.
D. If we stop the main engine by then, it won't be safer.
火势正在蔓延。
A. Fire is spreading.
B. Fire is extinguished.
C. Flooding is under control.
D. Flooding is not under control.
我想我们的船被另一艘船撞了。
A. He told me that a ship had collided with our ship.
B. I think our ship has been hit by another ship.
C. It sounds to me that a ship is calling our ship.
D. It seems to me that a ship is sailing towards our ship.
主机坏了。
A. The main engine is out of order.
B. The main engine has slowed down.
C. The main engine is running smoothly.
D. The main engine has speeded up.
把二氧化碳放在扫气箱里灭火。
A. Carbon monoxide is needed to put out the fire.
B. The exhaust temperature might be low.
C. Put carbon dioxide into the scavenge box to put out the fire.
D. The exhaust temperature might be normal.
微信支付 
支付宝支付