1. (2020八下·吴兴期中) 阅读短文，理解其大意，然后按要求完成任务。Read and choose the best answer.

    Teenagers are known for being creative and full of new ideas. Let's have a look at these teenage inventions that might change the world.

Banana leaves usually go bad in two or three days. Tenith Adithyaa, a teenager from India, used UV to make the leaves stay fresh for a year. Tenith thinks that one day the leaves will be used for making plates, cups and other things.

David Cohen, an American teenager, built an earthworm(蚯蚓) robot. It is able to go into the smallest places, where humans or dogs can't go. It will be used for finding people in a fire or an earthquake.

Remya Jose, a 14-year-old from India, found it tiring and boring to handwash clothes in the nearby river. She reused some bicycle parts and created a washing machine that saves time, energy and keeps people fit at the same time.

Kenneth Shinozuku, a 15-year-old from New York, noticed that his grandfather who got Alzheimer's disease(老年痴呆) would often leave home and get lost. So he invented the wearable sensors(感应器)to help people find their family members like his grandfather.

 

1. （1） What is the passage mainly about?

   A . Popular ads B . Useful machines C . Strange pictures. D . Teenage inventions
3. （2） Which of the following is TRUE?

   A . Plates and cups are made of fresh banana leaves. B . David Cohen is a middle school student from India. C . Remya's washing machine can also keep people fit. D . Kenneth's wearable sensors will keep old people at home
5. （3） Read again and choose the proper gift for Lisa and her grandma.

   Lisa is a housewife, she is always busy with housework and never has time to exercise. Every day, she has to cook for the whole family and wash clothes in the nearby river. Her grandma is over 90 years old, she likes to hang out in the neighborhood but she is too old to remember the way home.

   A.  B.    C.  D.

   ①Lisa

   ②Lisa's grandma