--- title: Pools, lakes and ice — a lesson of Mova's school · trees and pragmatics description: «Pools, lakes and ice», a lesson of the everyday course of Mova's primary school, sentence by sentence with dependency trees and pragmatics. It begins: Drowning is usually quick and silent: a child in trouble often cannot shout or wave, so someone must be watching swimmers all the time, even in a sm --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Everyday](https://md.mova.elamur.ai/free/en/corpora/school/everyday/) / Pools, lakes and ice # Pools, lakes and ice Lesson 45 of the everyday course of Mova's primary school: 22 sentences, each with its syntax tree and pragmatics. The lessons are written for Mova, and their agreed trees are part of Mova corpus 0.4 (CC BY-SA 4.0). How Mova does on its tests: [the lesson at school](https://md.mova.elamur.ai/free/en/school-run/everyday/45-pools-lakes-and-ice/). - [0](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/0/) — Drowning is usually quick and silent: a child in trouble often cannot shout or wave, so someone must be watching swimmers all the time, even in a small pool. - [1](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/1/) — Around pools you walk, because wet tiles are slippery, and you go into water you do not know feet first, because a dive into shallow water can hit the bottom and badly hurt your head and neck. - [2](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/2/) — Lakes and rivers hide their dangers: the bottom may drop suddenly, the water can be very cold, and there may be weeds, rocks or currents you cannot see; on a boat you always wear a life jacket. - [3](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/3/) — Ice on a pond may look solid but can be thin, especially near streams, bridges and the edges; children go on ice only where an adult has checked it is thick enough, and in the UK and Ireland ice is almost never safe to walk on. - [4](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/4/) — If a friend falls through the ice, you do not go out to him: you call for help, then reach with a long branch or throw something that floats, while you stay on safe ground. - [5](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/5/) — A boy in Minnesota walked onto a frozen pond to fetch a ball; the ice cracked and he fell through into the freezing water, and firefighters pulled him out. - [6](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/6/) — A girl in a backyard pool in California got her long hair caught near a pool drain; an adult switched off the pump, and she was freed after a frightening moment. - [7](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/7/) — Drowning can happen quickly and quietly, often without any shouting or splashing. - [8](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/8/) — A grown-up should watch children in and near water all the time. - [9](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/9/) — Wet pool sides are slippery, so you walk, never run. - [10](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/10/) — Diving into shallow water can cause serious head and neck injuries. - [11](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/11/) — You enter water you do not know feet first. - [12](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/12/) — Lakes and rivers can be much colder and deeper than they look. - [13](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/13/) — Everyone on a boat should wear a life jacket. - [14](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/14/) — Ice is thinner near moving water, such as streams, inlets and under bridges. - [15](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/15/) — You never go on ice unless an adult has checked that it is safe. - [16](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/16/) — If someone falls through ice, you call for help and reach or throw something to them; you do not go out onto the ice. - [17](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/17/) — Only a trained rescuer goes into the water. - [18](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/18/) — If you fall through ice, you turn back the way you came, where the ice held you, kick and slide onto the ice on your tummy, then roll away; lying down spreads your weight so the ice is less likely to break. - [19](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/19/) — Sudden cold water makes you gasp and breathe fast, which makes swimming hard. - [20](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/20/) — Ice that looks solid can be thin, especially near the edges, over moving water and in spring. - [21](https://md.mova.elamur.ai/free/en/corpora/school/everyday/45-pools-lakes-and-ice/21/) — Falling into icy water makes you gasp and quickly takes away your strength. - ← previous: [The beach and the sea](https://md.mova.elamur.ai/free/en/corpora/school/everyday/44-the-beach-and-the-sea/) - next →: [Sun safety](https://md.mova.elamur.ai/free/en/corpora/school/everyday/46-sun-safety/) - ↑ back to [Everyday](https://md.mova.elamur.ai/free/en/corpora/school/everyday/)