Пробный ЕГЭ 2019 по английскому языку. Чтение 11

Это второе задание раздела Чтение диагностической работы по английскому языку, которая проводилась в апреле 2019 года как пробный ЕГЭ. Тест предназначен для выполнения онлайн. Ответы сразу после выполнения. Задание 12-18 смотрите далее.

Прочитайте текст и заполните пропуски A–F частями предложений, обозначенными цифрами 1–7. Одна из частей в списке 1–7 лишняя. Занесите цифры, обозначающие соответствующие части предложений, в таблицу. В задании один заголовок лишний.

How do blind people get around safely? Some people use special guide dogs. A well-trained dog knows A_______cross busy streets and get from place to place. Some people use long white canes to help them get around.
Guide dogs and canes are helpful, but is there a better way B_______? A scientist in England thought so. He is a zoologist named Dean Waters who studies bats. He knows that bats are able to fly in the dark without bumping into things. Also, he knows that bats go by using sound to "see". Dr. Waters wondered C_______.
Bats as they fly make squeaking or clicking sounds. These sounds travel outward in waves. When the waves hit an object D_______, they echo, or bounce back. The waves travel back to the bat's ears. From the echoes, a bat learns the location and shape of objects around it. This is called echolocation.
Dr. Waters talked to other scientists, including Deborah Withington and Brian Hoyle. They all worked together and invented a new kind of cane. At first they called it a "bat cane" because the idea started with bats. The new cane has a computer in the handle. It sends out high sounds E_______. The sound waves bounce off objects and echo back. This causes buttons in the handle to buzz. With a little training, a person F_______can tell where the objects are and can "see" with sound!

1. for blind people to get around
2. if people could do something similar
3. who can hear and see well
4. how to help his master
5. that humans cannot hear
6. using the cane
7. such as a tree or a house