Article: When you hear Westerners say " Drop in anytime" or "Come and see me soon" , you should realize that it doesn't mean you are welcome to come over to their house anytime. It's wise to telephone before visiting someone. Never accept an invitation unless you really plan to go. You may refuse by saying, "Thank you for inviting me, but I may not be able to come." If you are unable to come after accepting the invitation, be sure to tell those who invite you in advance that you will not be there. When you have accepted the invitation to a party or a dinner, it is polite to bring small gifts with you, such as bottles of drink, flowers and chocolate. Sometimes Westerners may take you out to dinner in a restaurant and it does not necessarily mean that he is going to pay the bill at the end of the meal. He might want you to " _ ", which means each person pays his own bill. Question: The best title of this passage is _ Yes or no, is the answer "Invitation in western countries."?
Yes

Article: It's Sunday today. The Blacks(Black) are all at home. Mrs. Black is in the kitchen . She is cooking for the _ family. Mr. Black is in the living room. He is sitting in the chair and reading the newspaper. Their son Tom and his friends are in the garden . They are playing football there. Ann is Tom's sister and she is playing with a cat in her room. Her grandparents are watching TV in the room. How happy the family are! ,, Question: Mr. Black is reading the newspaper _ . Yes or no, is the answer "in the living room"?
No

Article: Have you ever wanted to stop eating something sweet but you just couldn't ?Is the first thing you do wehn you get home from schol to look in the biscuit tin ?Can you eat a huge bar of chocolate all by yourself ?Can you say "no"to sweets at parties ?If you can't ,thenn there is a reason ...perhapos you are a sugar addict !Does that sound funny ?Well ,doctors say that people who eat sweets regularly can easily becoame addicted to sugar .What's more ,most sugar addicts don't even realize that they are addicted !Sugar addiction is serious becauase it can really _ your health .doctors say that we should eat food which is healthy such as fresh fruits and vegetables,and that we shouldn't eat a lot of sugar ,fat or fast food .But sugar addicts can't follow this advice .They know they must stop eating sweet food,bu htey can't . So what can you do if you think you are ddced o he taste of sugar?Well here is some advice : Eat some fresh fruits when you really want something sweet to eat . Cut down son sweet foo lowly .Don't try to stp eating it at once You have to tell your parents ,If they know ,they will help you. Question: What's the main idea of the passsage? Yes or no, is the answer "Something about sugar addiction and how to give it up."?
Yes

Article: During the 15 days from New Year's Eve to Lantern Festival , Beijing was affected by haze .Do you know what the haze is ? Today I will introduce it to you . Haze is air pollution in which is mixed up with dust, smoke and other dry particles (,),and it covers our blue sky ,so we can't see sunny days. It often happens in winter and spring. The haze brings much trouble to people's lives. On the road many traffic accidents happened because people can not see clearly. The haze is _ to our health. People also have to go to see the doctor because of the poisonous air caused by the haze. As students, we must tell our friends and family members to go to work or school with the public traffic, such as the bus and the underground and BRT .Also we should plant more trees and develop green and energy to reduce the haze. According to me, I will go to school by bike or on foot, and I won't throw the waste anywhere . It may take about 20 years to solve the problems caused by the haze .I believe the environment will get better and better and haze weather will vanish completely with the help of new technology. Question: How long does it take to solve the problems caused by haze. Yes or no, is the answer "about 20 years"?
No