Read the following article and select the best answer. Article: Have you ever rubbed your hands together when they get cold? Why do we do that? We do that for _ . Friction happens when two things that aren't very smooth rub together to make heat energy. The faster you rub two things together, the more friction ( and heat) you can make. Let's discover friction! WHAT YOU'LL NEED *Soap *Water*Your hands! WHAT TO DO Make sure your hands are dirty. Rub your hands together until you feel the heat of your hands. Now, use soap and water to get your hands very slippery . Try to make friction happen while your hands are slippery. Please write down what has happened. LET'S TALK! Friction is an energy that happens when two things rub together. When friction happens, it makes heat! When your hands are slippery, they won't make very much friction and your hands won't get so hot. DID YOU KNOW? Friction happens when you stop your fast running bike. Ancient people made fire by rubbing two pieces of wood together. Friction happened though they didn't know it. _ Friction is everywhere. Have you ever noticed situations where friction is happening? If not, ask your parents to take you out in a car. If it is not hot, touch the tires of the car before and after a short drive to see how much warmer they get from friction. Question: _ is not an example of friction. - Bike riding - Car driving - Hands rubbing - Friction discovering
Friction discovering

Read the following article and select the best answer. Article: During the day we work and play,and at night we sleep. Our body rests when we sleep. In the morning we are ready to work and play again. Our body grows most when we are asleep. Children who are tired usually need sleep. We can get better at our lessons after having plenty of rest. Boys and girls who are eight or nine years old need ten hours of sleep every night. Our body needs plenty of air when we are asleep. If we do not get enough fresh air, we will feel tired when we wake up. While in bed we must not cover our head,our lungs need to get enough fresh air. If we open our windows at night,we can have plenty of fresh air. Cool air is better than warm air. Question: How many hours of sleep should 9-year-old children have every night? - 8 hours. - 9 hours. - 10 hours. - 11 hours.
10 hours.

Q: Read the following article and select the best answer. Article: It's important for us to be healthy.But how can we keep healthy? First,you should eat fruit and vegetables three or four times a week.Then eat sonic tofu every day because it's good for people,both the young and the old Milk is also necessary ,especially for women.So you should have milk twice a day.It can help you to be strong Next,doing more exercises is better.You can do morning exercises or evening exercises.After supper you should take a walk. Question: Why do the people have milk? - It's delicious. - It's a drink. - It's bad for you. - It can help you keep strong.
A: It can help you keep strong.

Question: Read the following article and select the best answer. Article: Do you know that you are not outgoing enough? Do you want to make friends, but are you too shy? Read the following rules. They will help you. Feel comfortable. Always be clean. Shower, brush your teeth, and try to look nice. Dress in clean clothes. They must make you feel good and comfortable. Those make you feel more confident . Smile more often. Try to smile more often at people. It will get them to think that you are friendly Then they'll talk to you more even if they don't know you. Just talk Some people worry about talking because they think,"What am I going to talk about with that person?" Outgoing people don't even think about it.They just go up to people and say what they think. Listen to people. You can't just talk. People will think that you're self-centered .You have to listen to others and give your ideas. Let them know what you think. Read the news. Don't just stay at home and do nothing. Surf the net for news and information, and talk about them when you're with friends. ,. Question: What's the best title of this passage? - Learn to Listen to People - How to Cook Nice - How to Be Outgoing - How to Make More Friends
Answer: How to Make More Friends

*Question*
Read the following article and select the best answer. Article: We are all called upon to make a speech at some point in life, but most of us don't do a very good job. This article gives some suggestions on how to give an effective speech. So, you have to give a speech and you're fearful. You get nervous, you forget what you want to say, you stumble over words, you talk too long and you bore your audience. Later you think," Thank goodness, it's over. I'm just no good at public speaking. I hope I never have to do that again." Cheer up! It doesn't have to be that bad. Here are some simple steps to take the pain out of speech making. Ask yourself the purpose of your speech. What is the occasion ? Why are you speaking? Then, gather as many facts as you can on your subject. Spend plenty of time doing your research. Then spend plenty of time organizing your material so that your speech is clear and easy to follow. Use as many examples as possible and use pictures, charts and graphs if they will help you make your points more clearly. Never forget your audience. Don't talk over their heads so that they can understand what you say. They will appreciate your thoughtfulness. Just remember: Be prepared. Know your subject, your audience and the occasion. Be brief. Say what you have to say and then stop. And be yourself. Let your personality come through so that you make person-to-person contact with your audience. If you follow these simple steps, you'll see that you don't have to be afraid of public speaking. In fact, you may find the experience so enjoyable that you volunteer to make more speeches! You're not sure yet. Give it a try and see what happens. Question: The main idea of the passage is that _ . - a poor speaker can never change - it's easy to make a short speech - you need to respect your audience - how you can improve your speaking ability
**Answer**
how you can improve your speaking ability

Q: Read the following article and select the best answer. Article: Mrs Green is going to give a birthday party for Mary . Mary is her daughter . Mary will be thirteen years old . A lot of Mary's friends are going to the party . There are going to be twenty girls at the party . Mrs Green are getting ready for the party . Mrs White is helping her . " That's a pretty ( ) cake , " Mrs White says to Mrs Green . " Thank you very much ." Mrs Green is going shopping now . She's buying fruit for the party . She buys a lot of oranges ,apples and bananas . Then she goes home . It's three o'clock in the afternoon . Everything is ready . Now the first girl is arriving . The party is going to start . Question: How old is Mary now ? - Eleven - Twelve - Thirteen - Fourteen
A: Thirteen