高中英语北师大版（2019）必修第三册Unit 8 Green Living Section Ⅲ 语法（ing& ed非谓语动词）课时基础+综合双向提升

, he couldn't help laughing.

One of his weaknesses is .

Although , tourists can't help taking photos near the river.

In autumn there are many on the ground.

When I came in, I saw him sitting in the sofa .

The boy is our monitor.

The children going to the zoo.

Don't all day.

Have you ever cleaned and organized your increasingly high-tech household devices like your hard drive, phone or tablet? It's not just stuff. Your privacy needs a cleanup too.

·Clean up your browsers (浏览器).

Cookies are blocking everything up and keeping your computer from running fluently. A free program called Cleaner helps you sort out the cookies and archives (将……存档) you don't really need. . Cleaner analyses its backlog of information and lists the data that seems unnecessary.

·Speed up your smartphone.

Most of us already know about the desktops, but what about smartphones? Our phones are essentially handheld computers, and when they overflow with useless information, their operations can also slow down. These aren't necessary apps, but overburdened call logs, search history, and saved texts.

For Android users, there's an app that earns its name. Most of us are surprised by how many updated messages and URLs get archived, a data stream that we will probably never refer to again. Then again, you do want to make sure irreplaceable bits (landmark texts, unsaved photos) survive the deep clean.

·

Digital photos are easy to shoot, upload and copy, which are handy in almost every respect, especially if you grew up lugging rolls of film to the one­hour photo lab. The downside (缺点) is that you may end up with multiple copies of the same picture. If you're shooting with a decent camera, each shot could take 10MB or more of space. This volume adds up.

This is the premise (前提) behind Duplicate Photo Fixer, which is designed to filter through your photo collection in search of double takes.

A. Make your photos shine.

B. The app gathers that data in one place, letting you decide what to keep.

C. This aim of this app is to clean your smartphones.

D. Remove unnecessary images.

E. When you download the app, you can focus on a specific browser that you would like to clean up.

F. Here are three tools that can help you organize your virtual (and real) environments.

G. The trick is to safely delete unnecessary photos without losing the original images.

There was a king who loved art very much. One day a(n)1came and said, "Please let me 2 a picture on a wall. " The king happened to have a big new hall built. So he 3 the artist to work on one of the walls.

At the same time, another artist came and asked to work on the 4 wall. He promised he would make the same picture as the first artist's without looking at the first artist's work. The second artist asked to have a thick curtain 5 between the two walls 6neither of them could see each other.

The following day they began to work. The first artist brought in a(n) 7 supply of paint, oil, water and so on. The second one came with a 8 and a bucket (桶).

A month later, the first artist's work was completed, and the second artist said, "My wall is 9 too!"

The king went to 10 the first artist's wall. He was pleased with it and gave the artist a large amount of money. He then asked people to open the curtain.

11! Each line was exactly the same as that on the opposite wall. The king was quite satisfied and gave him double money. However, he 12 how the second man had made it. "I just wiped the wall with the cloth," the man said 13. The wall was made of white marble (大理石). He made it shine like a mirror. The reflection (映像) of the first painting 14 up on it!

 The _15is a reflection of you too. If you are sad, the world will be sad. If you are happy, the world will be happy.