Unit1Lesson1ChoosingapetdogcatbirdrabbithamsterturtlecatdogbirdrabbithamsterturtleWhatisthis?Itis…Whatisthat?Itis…Unit1Lesson2ChoosingapetdogsWhatarethese?Theyare…catsWhatarethese?Theyare…birdsWhatarethese?Theyare…rabbitsWhatarethose?Theyare…hamstersWhatarethose?Theyare…turtlesWhatarethose?Theyare…catsdogsbirdsrabbitshamstersturtlesLet’schantWhatisthis?Whatisthis?Itis…Itis…Whatisthat?Whatisthat?Itis…Itis…Whatarethese?Whatarethese?Theyare…Theyare….Whatarethose?Whatarethose?Theyare…Theyare….MoreexerciseGrammarpractiseP1-2