S4: Both rewards and punishments are ____, because many people think they are not effective or necessary, especially when used often.

Many people don’t like change because they think it is hard to deal with the unk

[单选题]Text 4Many things make people think artists are weird and the weirdest may be this: artists’ only job is to explore emotions, and yet they choose to focus on the ones that feel bad.This wasn’t always so. The earliest forms of art, like painting and m

[单选题]Teaching( )a career appeals to many people because of the long holidays.A.f

[单选题]Computers are very important to modern life．Many people think that in the f

[单选题]Computers are very important to modern life．Many people think that in the f

[单选题]Computers are very important to modern life．Many people think that in the f

[单选题]Computers are very important to modern life．Many people think that in the f

[单选题]Computers are very important to modern life．Many people think that in the f

[问答题]In the modern Western world, many people are too busy to think about eating

Many people think that all the soldiers or firefighters are heroes. But it is no