Underline the important points:
Answer key (textbook):
https://drive.google.com/file/d/1yK3onYrG4y3EVAm1PlpkZJ0YyTyI34Kw/view?usp=drivesdk
Worksheet:
https://drive.google.com/file/d/1yJEMPBlFyHQ904F0mkFuqbud3vhD6WKr/view?usp=drivesdk
Answer key (worksheet):
https://drive.google.com/file/d/1yI4PIjGYzG1pJglZVA9GVI3L7Mg2ziOR/view?usp=drivesdk