14. Shopping online is very popular now all over the world.
网上购物在全球可谓非常普及了。
还能这样说：
Shopping online spreads around the world.
Online shopping is widely used all over the world.
15. People can do their shopping in the comfort of their own home with the help of the internet.
人们在因特网的帮助下可以在舒适的家中购物。
还能这样说：
With the help of the internet, people can do their shopping comfortably at home.
People can go shopping at ease through the internet at home.
应用解析：
be of good comfort 振作起来，鼓起勇气；
cold comfort 简直不起作用的安慰；
dutch comfort 聊以自慰的宽解；
Job's comfort 增加痛苦的安慰，适得其反的安慰
16. Shopping online becomes popular in these days.
现在网上购物很流行。
还能这样说：
It is very popular to go shopping online these days.
Shopping online prevais these days.
17. There are some risks to go shopping online.
网上购物有风险。
还能这样说：
Shopping online takes risks.
Shopping online exists some risks.
应用解析：
at rist 在危险中；
at all risks 无论什么危险，无论如何
18. You should pay the money with online credit card.
你应该网上付款。
还能这样说：
You should use the online credit card payment.
You should pay the money in credit card through the internet.