5-0Objectives & Sequence
5-1Unit 5 Project
5-2Quiz
5-1It Creeps Me Out!
5-2Rescuing Spiders
5-3Good Snake, Bad Snake
5-1What A Pest!
5-2Is It A Pest?
5-3Household Pests
5-4Agricultural Pests
5-5Flying Pests
5-6Wildlife Pests
5-1'Each' and 'Every'
5-2'Either', 'Neither' and 'Both'
5-3Gerunds
5-4Infinitives
5-5Passive Gerunds and Infinitives
5-6Perfect Gerunds and Infinitives
5-1Keeping Mosquitoes Away!
5-2Invasive Species
5-3The Pine Beetle Epidemic
5-4Biological Pest Control
5-1Pests in My Home
5-2Unpopular Animals
5-3Pesky Humans
5-4Farms and Pest Control
5-5Sharing Food!
5-6Imagine this Pest
5-1Create Your Own Biological Control Animal
5-2Create Your Own Pest!
5-3Pests Of The World
description Exercise
Watch this video about the basics of Biological Pest Control.
Please open the exercise to continue.
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