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Chocolate is one of the most popular foods in the world．Not many foods are as n_________（1）as chocolate．But is it good or bad for your health? There are many different ideas．

It's reported that eating chocolate makes people feel happy and excited．There are more and more chocolate lovers all over the world，especially the y_________（2）．Here's great news for them．Last month，American researchers（研究人员）said that dark chocolate w_________（3）good for the heart．

On the other hand，some scientists think there is a lot of fat（脂肪）in chocolate．The fat g_________（4）too much cholesterol（胆固醇）and that can be bad for the heart．The sugar in chocolate may hurt the teeth．When children love chocolate，they may eat a lot of it．But in their p_________（5）opinion，eating chocolate too much is bad for the kids．

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In the m____1___ world，advertising is everywhere! Some people think that ads are great．Others，h___2___ ads，saying that they make our cities and countryside look ugly．Many ads are a__3___ specifically at teenagers，and some young people see more than 100 advertisements a day．It’s true that some ads can be very useful! For instance，they can help you to compare two different products so that you can buy the o____4___ you really need．They can also help you s____5___ money．When prices are listed，you can go to the store with the l____6___ price．

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Robot s  70   are not just trying to make robots look like people. For example, there are already robots w  71    in factories. These robots look more like huge arms. They do simple jobs over and over again. People would not like to do such jobs and would get bored. But robots will never get bored. In the future, there will be more robots e  72    , and humans will have l73        work to do. New robots will have many different shapes. Some will look like humans, and others might look like snakes. After an earthquake, a snake robot could help look for people under b  74   . That may not seem possible now, but computers, space rockets and even electric toothbrushes seemed i   75     a hundred years ago. We never know what will happen in the future.

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    Nowadays, it’s common to keep dogs as pets. We can often see dogs’ owners taking them for a walk. But have you h  1.  of taking penguins for a walk? Here i  2.   a piece of news from Japan. In Tokyo Zoo, penguins go out for a walk in line every day. It is said that this can make them happy and stop them from being homesick(想家的).The penguins in the zoo didn’t eat as

w 3.  as they did in South Pole(南极) and they were u  4.  to the keepers when they first got to the zoo, maybe they were not used to the life in the zoo. So the zoo keepers c  5.   up with this good idea. They just let them walk as they did in South Pole. Now, all these penguins have become happy.

根据短文内容和首字母的提示，把所缺单词填写在短文后面的横线上。You have probably never heard of Amy Winterbourne, but she is a most

u70   woman. She lives in a house that she built herself out o 71 trash. Well, the stuff used to be called trash, but now it’s called“recycled”material. The windows and doors came from old buildings around the town that were being pulled down. The walls are made from old glass bottles that are g 72   together. The roof is made from d 73    tiles. And the fence is built out of used soda cans. Amy recently won an a74   from the Help Save Our Planet Society. The president Jackson Smith said, “Amy is an i 75      to us all.”

1. u                   2. o              3. g?          

4.d                    5. a              6. i