Complete: Apps _______ help you study are very useful.

• who
• which
• where

Complete: There are people _______ spend hours on social media.

• which
• who
• that’s

Complete: A drone is a machine _______ can fly without a pilot.

• who
• that
• whose

Complete: My brother, _______ you met last week, is very good at programming.

• who
• which
• that

Complete: The website is a place _______ I visit to learn something new.

• which
• who
• where

Choose all the correct sentences.

• My cousin, who lives in Canada, is a web designer.
• The app, what I downloaded, is great.
• Robots that work in factories save time.
• My teacher, which teaches math, is strict.

Complete: Flyers are small pieces of paper _______ have information.

• who
• which
• whose

Complete with who or which: People _______ multitask too much often lose focus.

Complete: Radiation, _______ is produced by phones, may affect your health.

Which sentence is non-defining?

• The robot that cleans my house is new.
• My phone, which I bought last year, is very fast.
• The student who studies hard gets good grades.