B

    Mike works very long hours every day. He usually gets up at 17:00. He has a shower and makes his breakfast. What a funny time to make breakfast! After breakfast, he practices (练习) his guitar for ten minutes, then he puts on his jacket and goes to work. To get to work, he takes the No.17 bus to the Star Hotel. The bus usually leaves at 19:15. He works all night. People love to listen to him! He gets home at 7:00, and he watches the early morning news on TV. He goes to bed at 8:30, a tired but happy man. Can you think what his job is?

   “Who needs a shopping mall if you have Taobao?" says Wang Lin, 28, a writer in Beijing. Taobao, China's largest online shopping site(网上购物网站), has become an important part of Wang Lin's life. She spends lots of money on Taobao.A growing number of Chinese Internet users like Wang have found the joys of online shopping =. Most online shoppers are students or young workers. More women shop on line than men. Clothing and home-use products（产品）are the most popular on line.
   It was reported that more than 250 billion（十亿）yuan was spent on online shopping last year, 80% through Taobao.Taobao means “looking for treasure” in Chinese. People can find almost everything they need on Taobao, from clothes to books =, from candies to DVD players .
   You may question the security of online shopping, Wang Lin said, "It's very safe and convenient. Unless you receive the products from the sellers and are satisfied with them, the shop owner will not get the money .You can also get your money back if you want to return the products.”

澳大利亚西部的地形为（　　）

J国自进入2016年雨季以来降雨量远超往年，2017年初的洪灾导致71座水坝遭到不同程度破坏，一些公路和桥梁被洪水冲垮，上千人因房屋被毁而流离失所。下图为非洲水库分布图，读图回答下面小题。