【黑龙江省龙东地区2015年中考英语试题】—Many people talk about "Didi". I really wonder ______.
—You call to order a taxi through it on your mobile phone easily.
A. how can I use them
B. who uses them most
C. what they are used for
【黑龙江省龙东地区2015年中考英语试题】—Many people talk about "Didi". I really wonder ______.
—You call to order a taxi through it on your mobile phone easily.
A. how can I use them
B. who uses them most
C. what they are used for