Unit 2 English around the world课时作业

Using language

　　I单句语法填空

　　1．Each day an average of nearly one million copies of all books are sold.

　　2．My dress is too long, so I must have it shortened (shorten)．

　　3．We aim to help disabled students to live and study independently (independent)．

　　4．As he knew French, he had an advantage over the rest of the class.

　　5．Comparing (compare) his camera with mine, I find mine is better.

　　6．One major disadvantage(advantage) of the area is the lack of public transport.

　　7．Lang Lang began to play the piano at the age of five.

　　8．If we choose a positive attitude, I am definitely (definite) sure we can succeed.

　　9．I'm glad he agreed to_take (take) my advice.Finally, we agreed on the time of the birthday party.

　　10．Concentration is important for this kind of work, and only by concentrating on it can you get it done well.(concentrate)

　　II.阅读理解

　　A

　　Online shopping started not so long ago.Tim Berners­Lee invented the World Wide Web in 1991.The first online bank opened in 1994.In 1995, Amazon started operating and is now one of the largest online shopping malls.Then in 1996, Ebay started its online shopping site.

　　By sitting at home you can now buy anything from knives to cars.The worry you may have about travelling and parking can be avoided while you shop online.With online shopping, you need not worry about the weather.Online shops have no holidays, closing times or any other problems.You can shop 24 hours a day, 7 days a week and 365 days a year.Some online shops also keep customers' opinions about each product, so you can easily find out what other customers think about the product before buying it.

　　When you go for real­world shopping, you can actually touch and feel the products, but in online shopping you can only see the pictures.Also if you are shopping online, you have to be careful with your credit cards.

The first step in online shopping is to search for what you want to buy.Once you