The heart has four chambers. The two upper chambers are called atria, and the two lower chambers are called ventricles. What are the two lower chambers called?
- ACoronary arteries
- BValves
- CVentricles
- DAtria
The heart has four chambers. The two upper chambers are called atria, and the two lower chambers are called ventricles. What are the two lower chambers called?
A permission slip reads: “Please sign and return this form by Friday if your child may join the trip to the science museum on 12 May.” When must the form be returned?
A volunteer schedule reads: “Morning shift 8–12: Jo, Raj. Afternoon shift 12–4: Ken, Lily. Evening shift 4–8: Jo, Mia.” Who works two shifts?
Lions live in groups called prides, and the females do most of the hunting together. Tigers usually live and hunt alone. How are lions and tigers different, according to the passage?
“The whale is the largest animal on Earth. Some blue whales are longer than two buses parked end to end.” Why does the author compare whales to buses?
A notice in the staff room reads: “The parking lot will be repaved on Tuesday. Staff should park in the overflow lot on Elm Street. Shuttle buses will run every 10 minutes from 6 a.m.” What is the main purpose of the notice?
“It was the kind of morning that made you want to stay in bed — grey skies, steady drizzle and a cold wind rattling the windows.” What mood is the author creating?
The author writes: “Since the city put up speed cameras, the number of crashes has fallen. The cameras also earned the city a lot of money in fines. Critics say this proves the cameras are only about money.” Why is the critics’ conclusion weak?
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