my hands.He then directed it into my shopping cart.He looked at me，smiled，and said，"Merry Christmas." My wife and I went to the checkout，paid for the bike and went home.All the way home I was thinking that this moment was by far the best Christmas gift I had ever received.The kindness of a stranger that broke all previous views I may have had of stereotypes and prejudices.I will never forget the tenderness of a human heart in a simple act.

4．Why does the author view the gift as the best?

　　A．Because it was given by a stranger. B．Because it was donated by a charity.

　　C．Because it improved his level of living. D．Because it changed his opinion on people.

5．What can we know about the bike at that time?

　　A．It sold well that night. B．It was attractive to women.

　　C．It was equipped with a whistle. D．It was sold at a lower price on that morning.

6．What can we infer about the stranger with tattoos?

　　A．He was awful in appearance but kind in heart. B．He was handsome and good­mannered.

　　C．He was big but cautious in behavior. D．He was lovely and energetic.

　　　　　　　　　　　　　　　　　　C

　　I was in a taxi in Singapore last week and I couldn't help but notice the sticker attached to the back of the driver's seat.In English and Chinese it read，"We accept Alipay." It was a reminder that e­commerce in China is no longer just about how great brands break into the Chinese market.It's also about an important slice of China's economy coming to you.

　　If you are a brand manager or a salesman，you're increasingly likely to find yourself fighting with the push of Chinese e­commerce companies in your home market.That's for two reasons：China's leadership in electronic payments and the continued rise in Chinese tourism.The result of this is that Chinese consumers are an increasingly important factor in markets around the world.

　　On the electronic payment front，there are some strong reasons to introduce the electronic payment systems Chinese consumers are already using.In China，the traditional wallet has been replaced by an electronic wallet on a smartphone.It's common to make all of your payments for daily needs through that smartphone，using one of the two main electronic payment providers：WeChat Pay or Alipay.

It's not just easy to use.These two tech companies have the reach and customer base to push their payment systems beyond their original e­commerce mission.Noodle shops will take