Koalas live in eastern Australia. They eat mainly the leaves of eucalyptus trees and sleep for many hours each day. What do koalas mainly eat?
- AEucalyptus leaves
- BSmall insects and worms
- CBamboo shoots
- DGrass and seeds
Koalas live in eastern Australia. They eat mainly the leaves of eucalyptus trees and sleep for many hours each day. What do koalas mainly eat?
Many birds fly south in the autumn. They travel to warmer places where food is easier to find. In the spring, they return north to build nests and raise their young. Why do many birds fly south in the autumn?
Many people think goldfish have a memory of only three seconds. In fact, studies have shown that goldfish can remember things for months and can even be trained to respond to sounds. What does the passage say about goldfish?
“The nurse checked the patient’s wristband, asked his name and date of birth, and compared them with the medicine order before giving the tablet.” Why did the nurse most likely do these checks?
“Some people think that only children need vaccines. In fact, adults also need some vaccines, such as boosters for tetanus and a yearly flu vaccine.” What is the main point?
“The road was icy, so Dad drove slowly and kept a long distance from the car in front.” Why did Dad drive this way?
“Some critics call the festival a waste of money. Yet last year it brought 20 000 visitors to town, and local hotels and restaurants had their busiest week of the year.” Which claim does the evidence mainly support?
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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