Прочитайте текст. Заполните пропуски в предложениях под номерами В4-В11 соответствующими формами слов, напечатанных заглавными буквами справа от каждого предложения. TEST 18(part 1)

B4

Have you got a mobile phone?

Before mobile phones ……………… , you could only call someone with a phone which was connected to a phone line.

DEVELOP

B5

That problem ………………  that it was often difficult to contact people, particularly if you were on a bus or in a car.

MEAN

B6

Before mobile phones, people ………………  text messages to each other.

NOT SEND

B7 

Since they were introduced, text messages ………………  the way we communicate.

CHANGE

B8

With text messages, you ………………  to actually call someone.

NOT NEED

B9

You simply type a short message and send it, ……………… careful, of course, to send it to another mobile and not to a home phone.

BE

B10 

Mobile phones ………………  to be big and heavy. Now, they're small and light.

USE

B11

The chances are that they ……………… even smaller and lighter in the future.

BECOME