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阅读理解。 If you're looking for some advice on how to spend your time in Britain, the following tips from the LondonVisitor Centre on Lower Regent Street in Central London will be of great help. There are lots of free activities to take part in at night, better than spending traveling money in the pubs. Leicester Square and Covent Garden have lots of street entertainment all year round. A walk along the South bank is really a pleasant and enjoyable thing that will bring you much enjoyment at night. All the national galleries and museums including the British Museum, the National Gallery and the ScienceMuseum can be visited for free. Liverpool has the largest collection and museums, including the Tate Liverpool. Discount (折扣) shops such as Bicester Village in Cheshire Oaks are very popular. You can not only get some great bargains but see beautiful views in the countryside. Britain's music festivals are getting bigger and better. If there are too many people lining up for the Glastonbury Festival tickets, which makes you fail to get one, don't be disappointed-there're still many other music festivals which also provide exciting experiences. Alton Towers in Staffordshire, where you can get, a very enjoyable trip,is one of the best theme parks that you can't miss in Britain. Backpacker tours (背包族旅行) are the best way to see a lot of places if you're short of time. They havegreat trips which take in the beauty and culture of the area and provide great opportunities to make many newfriends. 1. The author thinks it better for the readers to _____. [ ] A. save money before visiting Britain B. enjoy the London street activitiesC. find a pub to have a drink in LondonD. visit every theme park in Britain 2. A man fond of painting will most probably visit _____. [ ] A. the British MuseumB. Alton TowersC. Bicester Village D. the Glastonbury Festival 3. In Cheshire Oaks, you can _____. [ ] A. buy many things at low prices B. see many famous paintingsC. have free meals for three days D. enjoy many free old films 4. It can be inferred from the passage that _____. [ ] A. Alton Towers is the best theme park in London B. Backpacker tours often provide long-time trips C. the Tate Liverpool is the only museum in Liverpool D. the Glastonbury Festival is popular in London 5. The tips are written especially for _____. [ ] A. natives of London B. travel goods sellersC. tourists to Britain D. pub managers

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题目标签:折扣背包
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【单选题】01背包的一维状态转移方程是(i表示物品编号,j表示背包容量)

A.
dp[i] = max(dp[j], dp[j-w[i]]+v[i])
B.
dp[j] = max(dp[i], dp[j-w[i]]+v[i])
C.
dp[j] = max(dp[j], dp[j-w[i]]+v[i])
D.
dp[j] = max(dp[j], dp[j-w[j]]+v[j])

【单选题】在户外最常用的背包上肩的方法是( )。

A.
高处上肩法
B.
提拉上肩法
C.
弓步上肩法
D.
下蹲上肩法

【单选题】完全背包的状态转移方程是()

A.
dp[i] = max(dp[j], dp[j-w[i]]+v[i])
B.
dp[j] = max(dp[i], dp[j-w[i]]+v[i])
C.
dp[j] = max(dp[j], dp[j-w[i]]+v[i])
D.
dp[j] = max(dp[j], dp[j-w[j]]+v[j])