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?
- AAtria
- BValves
- CCoronary arteries
- DVentricles
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?
We blink many times every minute. Blinking spreads tears across the eye, which keeps it moist and washes away dust. Why do we blink?
Maya forgot her umbrella. On the way home it started to pour, and she arrived at the door dripping wet. What does “pour” mean in this passage?
“The new phone is lighter, has a bigger screen and lasts longer on a single charge than the old model. It also costs more.” Which is a disadvantage of the new phone?
“Many people believe bulls are angered by the colour red. In fact, bulls cannot see red well. They react to the movement of the cape, not its colour.” What is the purpose of the passage?
The word “quarantine” comes from the Italian “quaranta giorni”, meaning forty days. In the 1300s, ships arriving in Venice during plague outbreaks had to wait forty days before passengers could come ashore. Why did ships have to wait before passengers came ashore?
“The nurse explained the new inhaler to Mr. Brown and then asked him to show her how he would use it.” Why did the nurse most likely ask him to demonstrate?
The author writes: “Some readers will say a four-day work week would hurt productivity. Trials in several companies, however, found that output stayed the same while staff were less stressed.” How is the passage structured?
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