美国最大的移动运营商是（ ） A: AT&T B: T-mobile C: Verizon D: MetroPCS
美国最大的移动运营商是（ ） A: AT&T B: T-mobile C: Verizon D: MetroPCS
3 I don’t have a mobile phone. ________________
3 I don’t have a mobile phone. ________________
The man didn't know how to book tickets on mobile phone.
The man didn't know how to book tickets on mobile phone.
The man did't know how to book tickets on mobile phone.
The man did't know how to book tickets on mobile phone.
I ( ) call you because the battery of my mobile was flat. A: shouldn't B: can't C: couldn't
I ( ) call you because the battery of my mobile was flat. A: shouldn't B: can't C: couldn't
早在()年6月，华为就开始与T-Mobile讨论专利授权问题，但T-Mobile不愿意签署非披露协议，导致谈判终止。
早在()年6月，华为就开始与T-Mobile讨论专利授权问题，但T-Mobile不愿意签署非披露协议，导致谈判终止。
You don’t need to turn off your mobile phones and other electronic devices.( )
You don’t need to turn off your mobile phones and other electronic devices.( )
Which statement is right A: Students shouldn’t have mobile phones at school except for some special reasons. B: It is important to ban students from using mobile phones at middle school. C: Some parents felt unhappy because they couldn’t use their phones at home. D: Parents should teach their children how to use mobile phones during school hours.
Which statement is right A: Students shouldn’t have mobile phones at school except for some special reasons. B: It is important to ban students from using mobile phones at middle school. C: Some parents felt unhappy because they couldn’t use their phones at home. D: Parents should teach their children how to use mobile phones during school hours.
2018年底，华为正式在()起诉T-Mobile电信运营商，表示T-Mobile运营商在拒绝与华为签署专利授权协议之后，还在使用华为的专利技术。
2018年底，华为正式在()起诉T-Mobile电信运营商，表示T-Mobile运营商在拒绝与华为签署专利授权协议之后，还在使用华为的专利技术。
早在（ ）年6月，华为就开始与T-Mobile讨论专利授权问题，但T-Mobile不愿意签署非披露协议，导致谈判终止。 A: 2014 B: 2000 C: 2018 D: 2017
早在（ ）年6月，华为就开始与T-Mobile讨论专利授权问题，但T-Mobile不愿意签署非披露协议，导致谈判终止。 A: 2014 B: 2000 C: 2018 D: 2017