请根据句意和汉语提示完成句子(一空一词)。公交车上的火很快被熄灭了。
The fire on the bus was ____________________________ soon. —你多久回来? —一个月以后。
—____________________________ will you come back ?
—In a month.我们最好在游泳池游泳。那样更安全。
____________________________ swim in the swimming pool. It’s safer.大卫戴上眼镜看起来很酷。
David looks very cool ___________________________. 在公共场合大声说话是不礼貌的。
It’s impolite to speak too loudly ____________________________.