A thermometer label says: “Clean the tip with alcohol before and after each use.” When should the tip be cleaned?
- AOnly once a week
- BOnly when it looks dirty
- COnly after each use
- DBefore and after each use
A thermometer label says: “Clean the tip with alcohol before and after each use.” When should the tip be cleaned?
Laughter has health benefits. It can lower stress, relax the muscles and may even help the immune system. Which benefit of laughter is mentioned in the passage?
Dolphins are mammals, not fish. They breathe air through a blowhole on top of their heads and must come to the surface to breathe. Mother dolphins feed their young with milk. Which detail shows that dolphins are mammals?
“After the storm, the town came together. Neighbours cleared fallen trees, shared food and checked on elderly residents.” What is the main theme of the passage?
“Handwashing is the single most effective way to prevent the spread of infection in hospitals,” says a training manual. What would the manual most likely recommend next?
Grace wanted a dog, but her apartment did not allow pets. She began volunteering at an animal shelter on weekends, walking and feeding the dogs. What can you infer about why Grace volunteered?
The author writes: “Some parents worry that letting children play outside unsupervised is dangerous. While some risks exist, outdoor play builds independence, problem-solving and physical health.” What is the author’s position?
A study abstract states: “Participants who drank green tea daily reported fewer colds. However, they also exercised more and smoked less than the other participants.” Why does the second sentence matter?
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