Unit 3 FriendshipKey to ExercisesOpenerSuggested answers for reference1. I like the second best. You know why? Because the quotation tells me that a real friend is there when you are sad, when you are emotionally hurt, providing you with sympathy and comfort.2. I like the third best. You know why? Because what I can learn from the quotation is that experience will teach you that to have real friends is more important than to have more friends.3. I like the fourth best. You know why? Because the quotation tells me that it is a miracle to have a real friend who trusts and supports you when others are against you.4. I like the fifth best. You know why? Because what I can learn from the quotation is that nothing can be more important than being honest in making friends.5. I like the sixth best. You know why? Because the quotation tells me that a true friend is unforgettable, remaining in your heart as you journey through life.Reading & InteractingI. Understanding the Text1. Text Organization1.1ParagraphsSummaries of the insights1Para. 2The situations friends face may change.2Para. 3The friends themselves may change.3Para. 4One or both of the friends might unintentionally neglect the friendship.4Para. 5Conflicts can also cause the end of friendships.1.2 Para. 1 serves as an introduction to why friendships end.Para. 6 serves as a conclusion: Anyway, most friendships do enrich our lives no matter whether they are long or short.2. Comprehension Check2.1 Focusing on the main ideas Why do friendships end? The author offers some insights into the question. Friendships end because the situations friends are in change. These changes cant help but affect a friendship. Next, the friends themselves may change. The breakups can be mutual or one-sided. It hurts less when both friends change. What tends to hurt most is when just one friend changes. A third reason is that as much as two people might want a friendship to survive, one or both of them might unintentionally neglect it. Lastly, conflicts can cause the end of a friendship, since most friendships have breaking points under pressure.2.2 Digging into detail 1. Why do some friendships end, no matter how much you want them to last?2. When you decide to relocate for a new school or job, this cant help but affect a friendship. Likewise, if a friend of yours is in an accident, develops an illness, or loses someone close, these situations cant help but affect a friendship. These events can end friendships if the necessary adjustments are not made.3. For example, when one or both friends start to date or get married, their friendship may come to an end. It hurts less when both friends want to do so. It tends to hurt most when just one friend changes.4. Friendship needs regular care. Taking a friendship for granted can cause it to break.5. A blow to a flower. If a flower gets repeatedly trampled on, itll eventually break. So even those amazing close friendships need care when conflicts arise.2.3 Understanding difficult sentences 1. B 2. B 3. A 4. A 5. BII. Focusing on Language in Context1.1 1. We set out to find the truth behind the mystery of the scientists disappearance.2. A good relationship is built on honesty, trust, and mutual respect.3. Kids may grow faster or slower but most of them still end up with an average height.4. In the joint venture, the Chinese party will hold a 51 percent controlling interest.5. Although John has dated the girl for a year, he is still in two minds as to whether to marry her or not.6. Many people are unaware of just how much food and drink they consume each day.7. In order not to hurt Marys feelings, please dont refer to the incident again.8. He and Jeannie used to live together, but recently they have been apart for the first time.9. Adam has announced that he is to take an extended touring break in order to spend more time with his family.10. Jim survived the heart attack thanks to the prompt first aid treatment.11. His interview did not go well and his chance of getting the job slipped away.12. Kids exposed to an unhealthy environment tend to grow up with more problems.13. An occasional all-nighter is rough, but he is young enough to bounce back.14. Olivier turned it down flat and tried to persuade Vivien to do likewise.15. Nowadays when you buy a house in a big city, you have to invest lots of money.1.2 1. passion 2. due to 3. moreover4. cannot help but 5. revive 6. As much as7. neglected 8. on her own 9. injure1.31. While there are a couple of antibiotics that usually work, if they are overused they, too, may cease to be effective.2. I felt betrayed when he treated me like that.3. At least three people are reported to have been involved in the crime.4. The main reason that he developed liver cancer is because he h