Are you carrying too much on your back to school？You're not alone.Back experts （專家） in the United States are worried that young students are having back and neck problems as a result of carrying too much in their schoolbags.
"It hurts my back when I run，" said Oberlin Reyes，a student in Virginia. "It's hard to go up the stairs with my schoolbag，because it's too heavy."
Oberlin is among students whose schoolbags were weighed for a week in a recent study.
They had regular schoolbags with two straps （帶子） to carry them，but a number of students with heavy loads had switched to rolling schoolbags （which have wheels and can roll on the ground）.
Shirley Park，whose schoolbag weighed 10 kilograms，said she changed to a rolling schoolbag because she was starting to have back pain.
How much is too much？Experts say students should carry no more than 10 to 15 percent of their own body weight.
A few students had one suggestion to lighten the load：Less homework.
（1）Students in America carry too much on their back to school，don't they？
Yes，they do.Yes，they do.
（2）What problems may cause when students carry too much in the schoolbags ？
It may cause back and neck problems.It may cause back and neck problems.
（3）Why did Shirley Park switch regular schoolbags to a rolling schoolbag ？
Because she was starting to have back pain.Because she was starting to have back pain.
（4）What does the expression "switched to" in Paragraph 4 perhaps mean？
It means "changed to".It means "changed to".
（5）According to the experts，If a student weighs 40 kilograms，how many kilograms can he carry a schoolbag at most ？
6 kilograms.6 kilograms.
（6）What are your suggestions to lighten the load？ （At least 2 suggestions）
Student can put some books in their own book shelves at school.Student can finish some homework at school.Student can put some books in their own book shelves at school.Student can finish some homework at school.
【答案】Yes，they do.；It may cause back and neck problems.；Because she was starting to have back pain.；It means "changed to".；6 kilograms.；Student can put some books in their own book shelves at school.Student can finish some homework at school.
【解答】
【點評】
聲明：本試題解析著作權(quán)屬菁優(yōu)網(wǎng)所有，未經(jīng)書面同意，不得復(fù)制發(fā)布。
發(fā)布：2024/10/10 8:0:2組卷：3引用：1難度：0.6
相似題
-
1．Are you getting tired of that instant "no" every time you ask your parents for something？We've all been there，once or twice.When it comes to decisions，parents play an important role in deciding what is best for you. （1）
So what should you do to make your parents agree with you？Follow these steps.
（2）
Before you decide to ask your parents for their approval（同意），you have to prepare certain things that will help you achieve what you want. （3）For example，if you want to travel abroad，your parents may ask you， "Where are you going？Who are you going with？When？Why？" or other questions related to it.Be ready for those questions and prepare to your best answers.Remember explain them as clearly as you can，so they understand that you know exactly what you are talking about.
Consider the right time to ask your parents.
This is really important.Think about the timing carefully.Don't ask your parents in a poor situation，such
as when they are in a hurry or busy doing something. （4）You know your parents best.
Walk the talk （說到做到）.
Simply having a talk is not enough.Your parents need to be convinced（說服） by your actions.Change your bad habits and behave nicely.Your parents look over you every once in a while. （5）If you do well，they'll likely change their mind.A.Prepare yourself.
B.It might be perfect for you to predict what questions your parents will ask.
C.However，sometimes their best choice doesn't seem to be yours.
D.Also，avoid the time when your parents just get back from work or when you feel like they are not in a good mood.
E.They love to see you improve on what's important to you.發(fā)布：2024/12/20 12:0:2組卷：17引用：3難度：0.5 -
2．The chart below shows the amount of time that 10 to 15-year-olds spend chatting on the Internet and playing computer games on a school day in the UK.
As is shown in the chart，25% of the boys spend less than an hour chatting on the Internet.26% of the boys spend 1 to 3 hours on chatting on line.The amount of the boys chatting on line for more than 4 hours is 4%.However，the results of the girls are different，which can been seen clearly in the chart.
Results on both chatting and playing games show that more and more students depend on the Internet.This worries parents a lot.Parents hope that students can go back to the real world to enjoy nature，instead of killing time in front of the computers.
根據(jù)短文和圖表內(nèi)容，選擇最佳答案。
（1）Which of the following groups are surveyed in the passage？
A．Students at the age of 14.
B．Students at the age of 16.
C．Students at the age of 17.
D．Students at the age of 8.
（2）How many hours do the least boys spend playing computer games each day？
A．less than an hour
B．1 to 3 hours
C．more than 4 hours
D．a(chǎn)n hour
（3）How many hours do most girls spend chatting on line？
A．less than an hour
B．1 to 3 hours
C．more than 4 hours
D．a(chǎn)n hour
（4）According to the passage，what may the parents advise the students to do？
A．Eating more fruit.
B．Reading on line.
C．Going to the park.
D．Working hard on schoolwork.
（5）Which of the following statements is true？
A．The survey only shows the time spent chatting online.
B．For all the students，chatting on the Internet is more popular than playing computer games.
C．Compared with chatting online，girls prefer playing computer games.
D．Most of the girls play computer games for less than an hour.發(fā)布：2024/12/18 5:0:1組卷：6引用：3難度：0.6 -
3．
In China，the lucky numbers are very（1）lucky number Number six Number eight Number four What the writer thinks in most people's daily life.For example，the number six symbolizes good luck.The number eight symbolizes （2）.Both of them are people's favorite numbers.The number four symbolizes （3）things.Some people believe lucky numbers so （4）that they don't hope there is number four and other " bad " numbers in their phone numbers，because they think these bad numbers may bring them bad luck.They believe that the lucky numbers can bring them good luck.In fact，it is not true.I think there is no （5）between numbers and luck.發(fā)布：2024/12/18 22:0:2組卷：5引用：1難度：0.6
把好題分享給你的好友吧~~