---With 4G mobile phones, people can even see each other as they talk.
----Really? Would you show me it, please?
| A．how to use | B．when to use | C．where to use | D．what to use |
相关试题
–_______ is it from here to the airport?
–About forty kilometers.
| A．How much | B．How high |
| C．How wide | D．How far |
–Will the air in our city get cleaner?
–_______. Everybody likes clean air.
| A．I hope so | B．Never mind |
| C．Here you are | D．Me, too |
My grandmother is ill, _______ I have to look after her at home.
| A．or | B．so | C．if | D．But |
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