People can use online phones to make international calls for free.
A: 正确
B: 错误
A: 正确
B: 错误
举一反三
- 中国大学MOOC: People can use online phones to make international calls for free.
- Apart from making phone calls, what do people commonly use their smart phones for?
- How can people make use of sea waterThey make use of it by ______________________ the salt.
- People in this city can use their _ transportation for free. A: publish B: popular C: population D: public
- 智慧职教: We can use telephone to make phone calls and send short messages.