先阅读A、B两篇短文，然后根据题目要求及所给语境完成下列四项任务。

A

　　Regent's Park is the largest grass area for sports in London．It's also the second largest park in the city．It opens at 5∶00 a.m.all the year around, but the closing time 　　1　　, depending on the season．Regent's Park has a lake, several public gardens, some sports grounds and three 　　1　　 playgrounds．Queen Mary's Garden inside it is famous for 　　3　　 of beautiful roses．In the north of Regent's Park is the London Zoo．It's 　　4　　 than any other zoo in the world．People can play many sports in Regent's Park, including tennis and 　　5　　．People can go boating on the main lake and enjoy a picnic in the park, too．There will be sports events of the London Olympic Games in Regent's Park in 2012．

B

　　Both the British and Americans speak English．However, there are several differences between American English and British English．For example, the words they use in daily life are not the same．The British call the first floor of a building the ground floor．The floor above the ground floor is the first floor, which Americans call the second floor．Once you go to Britain and America, you may notice other differences．The British usually hide their feelings．They don't often start a talk with strangers．On the train the British often spend their time reading newspapers or books．But Americans are more active and easier to talk with．

任务1：用方框中所给的适当形式填空，是文章通顺，连贯，合理。(每空一词，每词限用一次)

1．________　2．________　3．________　4．________　5．________

任务2：根据英文释义及首字母提示，拼写单词。

6．a________ at or to a higher point

7．h________ to stop somebody or something from being seen．

任务3：同义句转换，每空一词。

However, there are several differences between American English and British English．

However, American English is 8．________ 9．________ British English in several ways．

任务4：根据短文内容简答问题。

What do the British often spend their time reading on the train?

10．________________．