4 . 假定你是李津，你在某英文网上论坛看到大家在讨论人们使用非现金支付越来越普遍的现象，你打算在论坛里跟帖讨论，内容包括：
（1）非现金支付的好处；
（2）非现金支付的弊端；
（3）你的观点。
注意：
（1）字数100左右；
（2）可适当增加细节，以使行文连贯；
（3）开头与结尾已给出，不计入字数。

With fewer and fewer people using cash, Non-cash payments are becoming increasingly popular, especially in China.

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Posted by Li Jin

7 . 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

Annabelle Huang recently won a government lottery to try China’s latest economics experiment: a national digital currency.

After    1    (win) the lottery through the social media app WeChat, Ms. Huang received a digital envelope with 200 electronic Chinese yuan inside, or eCNY. To spend it, she went to a convenience store to buy some nuts and yogurt. She pulled up a QR code (二维码),    2    the store scanned for payment.

“The journey of how you pay is similar    3    that of other Chinese payment apps like Alipay and WeChat Pay,” Compared with the other two payment apps, Ms. Huang added that the new way wasn’t quite smooth.

The development of a national digital currency began in 2014, when the People’s Bank of China set up an internal group    4    (short) after Bitcoin (比特币) gained attention in the country. Over the last 12 months, more than 60 countries    5    (experiment) with national digital currencies, up from just over 40 a year    6    (early), according to the Bank for International Settlements.

    7    the Chinese government has not said if and when it will officially introduce the eCNY nationwide, several officials have mentioned having it ready for    8    (tour) visiting the 2022 Olympics in Beijing.

If the eCNY is successful, it will give the Central Bank new powers to help the economy grow. With new tools     9    (develop) to collect the real-time data to record every transaction,    10    raises privacy concerns, though.

9 . 阅读下面材料，在空白处填人适当的内容(1个单词)或括号内的正确形式。

As science technology develops, mobile phones have become necessary for Chinese.    1     individual possesses one mobile phone on average. In addition to the elderly and children, the majority    2    the Chinese people are using mobile phones in the age. of mobile phone.

Over the past few years, the Chinese market of mobile payment    3     ( witness) a booming development. With the emergency of the mobile internet, smartphone shopping has     4    ( gradual) become trendy, especially with the 18 -30-year-olds    5    make up the lion's share in the mobile payment market. Since it is so convenient to pay with a smartphone while    6    ( shop)，many consumers prefer    7     (pay) by their phone rather than by cash or credit card.

To boost    8     ( consume), many stores offer a discount to customers who make mobile payments.     9    ,the Chinese market of mobile payment has a great potential for    10     (far) development, according to experts' prediction.