You should wear a ____ ____ when you're in a boat.
life jacket
If you don't have ___, your house is cold in winter.
heating
When there is a ___ ___, there's no electricity.
power cut
It was really interesting when the teacher ___ how computers work.
explained
When there is a ___ ___ at school, the alarm rings.
fire drill
I felt ___ when I dropped all my pens in the classroom.
embarrassed
When my grandpa went to hospital, they took him in an ___.
ambulance
A woman fell into the sea yesterday. Luckily, a ___ ___ found her.
rescue boat
This is the noise you hear when there's a fire.
alarm
This means that there is a serious, dangerous situation.
emergency
You usually see this when there's a fire.
smoke
This vehicle comes when there's a fire.
fire engine
A fast boat that is sent to help another boat in difficulty.
rescue boat
When you talk very quietly, you do this.
whisper
This is what a scientist does to learn new things.
experiment
A small boat carried on a big ship for use in emergencies.
life boat
