It’s easy, quick, _______ and economical to shop online.
查看答案
How do you go shopping _______ online?
Your computer should have software and ________software.
Most importantly, never _______ your ID card number and bank accounts.
公路运输货物中，所谓大型特型笨重货物的条件是（）
A. 长度大于5m
B. 宽度长于2m
C. 重量超过4t
D. 高度超过2.5m
微信支付 
支付宝支付