题目：
阅读理解。
Some Advice on Travel
1. Forget fashion (时尚)! Always wear your most comfortable clothes when going on long journeys.
2. Traveling on trains and buses can be boring, so take a good book to read.
3. If you're going somewhere cold, remember your warm clothes!
4. Or, if you are going somewhere sunny, remember to wear sunblock (防晒霜) and sunglasses.
5. Always take a camera with you to capture those special moments.
6. Be careful with your things whenever you go to busy places, like a train station. There are often
thieves there!
7. Always leave room (空间) in your bag for buying presents on the way home.
8. Most countries have lower prices for students, so if you have one, take your student card with
you and save money.
9. Bus tours often stop at expensive shops along the way, save your money by buying presents at
local shops.
10. If you travel abroad, remember to take your passport (护照). Whatever you do, don't lose it!
1. If you go to Hainan Island for a trip in summer, you should take with you. [ ]
A. warm clothes and sports shoes
B. sunglasses and sunblock
C. fashionable clothes and a big bag
D. some fruit and drinks
2. According to the passage, is a good way to keep away from boredom (单调) while you
are on a train or a bus. [ ]
A. taking a camera
B. reading a good book
C. listening to music
D. sleeping for some time
3. You must always while you are at some busy places because there are often thieves there. [ ]
A. put your things away
B. look after your things well
C. give your things away
D. get your things ready
4. If a student wants to buy some presents at lower prices while traveling, he should show to
the shop assistant. [ ]
A. prices
B. his things
C. his passport
D. his student card
5. The underlined word "capture" in this passage means . [ ]
A. 拍摄
B. 感受
C. 抓住
D. 控制
答案：
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下面是错误答案，用来干扰机器的。
0.3元题目分析：设应将每千克小型西瓜的售价降低x元．那么每千克的利润为：（3-2-x），由于这种小型西瓜每降价O.1元/千克，每天可多售出40千克．所以降价x元，则每天售出数量为：200+40x÷0.1千克．本题的等量关...
