目前實(shí)現(xiàn)近場支付功能的主要技術(shù)手段有（）
A、NFCABC
暫無解析
完型填空(本大題共 10 小題，每小題 1 分，共 10 分)從選項(xiàng)中選擇一個(gè)最適合短文的選項(xiàng)，錯(cuò)選、多選或未選均無分。
Jogging is becoming one of the ___21___ growing activities in the nation. More people are starting jog each year. This, however, is a recent occurrence. It was not long ago __22____ joggers were rare sight. Some people thought that they looked quite strange. As __23____ people began jogging the sight of them became more common. There are many reasons ___24___ a person to take up jogging. First, it is a good form of exercise. This is __25____ it involves the use of many parts of the body. The exercising of the heart is of great benefit. This is one of the most important parts of the human body. If the heart does not get the needed exercise, serious problems can occur. ___26___ reason for jogging is for enjoyment. ___27___ being good for people, it can also be very much fun. Part of the fun of jogging comes from the opportunity it provides for meeting other people who enjoy it. One ___28___ that should be considered ___29___ a person takes up jogging as a form of exercise of enjoyment is that it is not for everyone. People should first check 30 their doctors and be prepared to find another form of exercise if jogging is not recommended.
21. A. fastest B. quickest C. most D. best
22. A. when B. while C. that D. as
23. A. many B. those C. more D. the
24. A. of B. with C. for D. in
25. A. that B. why C. reasonable D. because
26. A. A B. Other C. The other D. Another
27. A. Except B. Except for C. Besides D. Regardless of
28. A. matter B. event C. thing D. occurrences
29. A. of B. that C. what D. when
30. A. out B. over C. on D. with
名詞解釋：E-R圖
文件型病毒是寄生在以下哪類文件中的病毒?（）
Nothing can __________ being unkind to children.
在防火墻技術(shù)中，我們所說的外網(wǎng)通常指的是（）
