Remember this!
The past tense form of 'leach' is leached. Example: The chemicals leached into the soil and contaminated the groundwater. (The chemicals leached into the soil and contaminated the groundwater.)
Definition of “leach”
- to remove or dissolve out substances from a material by the action of a percolating liquid
- to drain away or be drained away by the action of a percolating liquid
Tense sentence structure and examples:
Notes from a Native English Speaker
Here are the general structures of a present and past participle. Remember, some verbs have an irregular form and may not follow this structure: Present Participle: [Verb] -ing Past Participle: [Verb] -ed
| Past Simple | leached |
| Past Continuous | leaching |
| Past Perfect | leached |
Example
The chemicals leached into the soil and contaminated the groundwater.
Example
The nutrients leached out of the soil after heavy rainfall.
Example
At that time, the pollutants were leaching into the river.
Example
The minerals were leaching out of the rocks.
Example
By the time they discovered the leak, the chemicals had leached into the ground.
Example
The nutrients had leached out of the soil due to excessive irrigation.