ADMICRO

Read the text below and decide which answer (A,B,C, or D) best fits each space.
The next generation of telephone users will probably laugh (1) _______ we explain how we  used to stand next to a wall in the kitchen to (2) _______ a phone call. Mobile  communications, already highly advanced compared with a decade ago, will completely  change communications in the next few years. (3) _______ there are millions of people using  mobile phones, most people know (4) _______ about the mobile telecommunications industry  and its technology. 
There are three types of mobile phone. These are hand portables, pocket-sized hand portables and transportables. The smallest and most popular are the pocket-sized hand portables. These  work on rechargeable batteries, which allow an (5) _______ of up to 80 minutes'  conversation. Mobiles that are fitted permanently in a vehicle do not (6) _______ on separate  batteries. They require an external aerial on the vehicle. This can mean a stronger signal with  clearer (7) _______. Transportables have a high power capability and can be used (8)  _______ anywhere. They come with powerful battery packs for longer, continuous use and  may also be put (9) _______ a vehicle, using its electrics. They (10) _______ to be bulkier  than hand portables. 

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