A small USB device or data card enables you to access the Internet wherever there is a mobile phone signal.
举一反三
- You can use the cell phone _____ the signal is strong enough. A: ever since B: as if C: wherever D: unless
- You _____________ use a mobile phone on an aeroplane.
- Questions 5 to 7 are based on the news report you have just heard._______ A: An environment-friendly battery. B: An energy-saving mobile phone. C: A plant-powered mobile phone charger. D: A device to help plants absorb sunlight.
- What are you doing there ____ your mobile phone?
- Which one is the correct etiquette ? A: Keep the mobile phone in power. B: Mute or turn off the mobile phone before the interview. C: If somebody calls you during the interview, you have to pick up the phone. D: You can play with your mobile phone in the interview.