(in arctic or subarctic regions) the layer of soil, above the permafrost, that thaws during the summer.
How Do You Change Passive Voice Into Active Voice?In active voice, the subject performs the action of the verb. In passive voice, the subject receives the action of the verb. If you feel like you need a little more than that, keep reading.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019