阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。
Nowadays, (1) the development of IT, online shopping is becoming more and more (2) (popularity) than ever before. Those (3) stay at home can buy whatever they want. At the same time, it causes a series of (4) (problem). One of them is that people spend more money because they can be (5) (easy) attracted by the discount.
My wife is addicted to (6) ( shop) on the Internet. There are bags of things (7) (send) to our house by the delivery man every day. I have already reminded her (8) (think) twice before buying anything, but my wife ignored what I said and (9) (reply) confidently, “It can save me a lot of time to do housework. Besides, (10) convenient it is to prepare what I need.” Hearing her words, I was really speechless.