Some scientists have been searching for answers．They've studied what happens in our brains as habits form．They've found answers to why bad habits，once formed，are so difficult to kick．And they're developing ways to help us make the changes we'd like to make．
Habits are a normal part of life，and are often helpful．\，shower，comb our hair or brush our teeth without being aware of it，\olkow says．We can drive along familiar routes without really thinking about the directions．\（不加思索的），it gives us an advantage，because the brain does not have to perform the action on purpose．\．This frees up our brains to focus on different things． One way to kick bad habits is to focus on your unhealthy habits．Then try your best to stop them．For example，habits can be linked in our minds to certain places and activities．You could develop a plan，say，to avoid walking down the hall where there's a candy machine．Try to avoid going places where you've usually smoked．Stay away from friends and situations linked to problem drinking or drug use．
Another helpful way is to replace unhealthy habits with new，healthy ones．\，\says．\helps them stay away from drugs．\
31 In the first paragraph the writer mainly wants to tell us___． A we should stop something bad for us B most smokers would like to stop smoking C bad habits are really difficult to give up D eating right and exercise more can lose weight
32 Scientists studied what happened in our brains as habits form in order to___． A find answers to solve the problem B find ways to form good habits C kick their own bad habits D help us see how bad habits form 33 Why are habits often great help to us? A because they make our life normal. B because they made us do something better. C because they made us think more about life. D because they make our brain focus on other things.
34 If you want to kick bad habits you'd better___． A focus on them on purpose B go to the places linked with them C do something linked with them D ask your friends for help
35 What is the main idea of the passage？___ A Breaking bad habits． B Forming good habits．
C Finding reasons for bad habits D Replacing bad habits with good ones．
(C)
A father who spent his life admiring Superman had his own superhero moment recently, although it came just after his death, when he saved two lives by giving away his kidneys (肾).
Chris Kmetz, a 41-year-old Washington father of two, fell into a pond on Feb. 23 while he was driving home. When doctors told his wife, Jackie Kmetz, that her husband wouldn't make it, she changed him into a \shirt and put their two kids, 2-year-old Madelyn and 4-year-old Dexter, in their own Superman clothes to say goodbye. Chris Kmetz died on Feb. 28, 2015.
\says. Chris kept over 1,000 such picture books in his bedroom and dressed as Superman every Halloween, and even sent videos telling superhero stories to his kids when he couldn't be home to put them to bed.
Before his death, Chris cared a lot about organ(器官) donation , Jackie says. In fact, one of their usual conversations was the fact that they were both ready to be donors. \was very clear in the first few hours after Chris's accident that the damage to his brain was deadly, so I talked to the doctors about that because it was something very important to Chris,\
Not all donors are able to save lives. Only one percent of hospital deaths meet the standards of organ donation, but Chris was one of them. Jackie said their children didn't yet know about their father's last act of kindness, but she will share his great stories with them later. \he was,\
36. What happened to Chris Kmetz on Feb.23,2015?
A.He deed in a pond. B.He had a car accident. C.He became a superman. D.He gave away his kidneys.
37. Why did Jackie dress her dying husband in a “superdad” shirt?
A.He was a true idol. B.It was made by her children. C.He was a Superman fan. D.It could bring power to him. 38.The underlined word “that” in Paragraph 4 refers to __________
A.his brain. B.the damage . C.his death D.organ donation. 39.In what order did the following events take place? a. Chris donated his kidneys and saved two lives. b.Chris died three days after the accident.
c.Chris and his two sons were dressed in Superman clothes. d.Chris and his wife were ready to be donors. e.Chris fell into a pond when he drove home.
A. a-e-b-c-d B. a-e-c-d-b C.d-c-e-a-b D. d-e-c-b-a 40.What’s the main idea of the text?
A.Not all donors can save lives. B.Superdad saved two lives after his death.
C.It’s important to drive safely. D.Picture-books about Superman were popular. D
The Boston Museum of Science has an extensive collection of exciting science-based exhibits. The following sections are the brief introduction. Museum of Science Highlights
The main Museum of Science Highlights building offers hands-on taxidermy(动物标本) and a butterfly garden. Also, you can see real chickens hatching(孵化)from the eggs and check out the natural animal habitats.
Children’s Discovery Center
For the kids,the Boston Science Museum has a discovery Center located directly across fro the musical stairs.It offers a safe,enclosed play area specifically designed for children under five.
Theater of Electricity
The Van de Graff generator(发电机)provides a risk-free opportunity to witness lightning at a close range.Lighting shows are daily at 12:00 noon and 2:00 pm.
Chick Hatching Station
Learn about the development of chicks and watch them as the hatch from their shells before your eyes. Charles Hayden Planetarium(天文馆)
The Planetarium at the Boston Science Museum is a high-tech planetarium in New England Please click here to
get more information about the show time.
Hours
(Regular)Saturday to Thursday:9:00 am-5：00 pm;Friday:9:00am-7:00 pm (Regular)Saturday to Thursday:9:00 am-7：00 pm;Friday:9:00am-9:00 pm Cost
$23.00 for adults,$20.00 for children aged between 3 and 11, free for children under 3,and $21.00 for seniors aged above 60.
Location
Science Park,Cambridge,MA map Parking
Parking is available at the Boston science Museum for 1,000 car.The garage(停车场)fills up on busy days.If you come late,be sure to order you tickets in advance.Take public transportation if you can：Green Line to Science Park.
41. Which is the best choice if you visit the museum with a 3-year-old child?
A.Theater of Electricity. B.Chick Hatching Station C.Children’s Discovery Center. D.Museum of Science Highlights. 42. When can you enjoy lightening show in Theater of Electricity?
A.At 12:00 noon every day. B.At 7:00 pm every day.
C.From 9:00 am to 7:00 pm on Fridays D.From 2:00 pm to 7:00 pm every day. 43.Which of the following covers the development of chicken?
A.Theater of Electricity and Children’s Discovery Center. B.Chick Hatching Station and Museum of Science Highlights. C.Children’s Discovery Center and Charles Hayden Planetarium. D.Museum of Science Highlights and Charles Hayden Planetarium. 44.What can we infer from the text?
A.You Can always get parking in the garage. B.Visitors can just take Red Line To Science Park.
C.It coast $46 if a couple and a girl aged 2 visit the museum.
D.You should order your tickets in advance if you come to the museum early. 45.Where is the text probably taken from?
A.A story. B.A magazine. C. A poster D.A website
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