Read the situations and complete the sentences:

Model: The rain started two hours ago. It’s still raining now. It has been raining for two hours.

1. I went to job five hours ago. I’m still working. I … for five hours.
2. My brother started playing computer games an hour ago. He is still playing. He … for an hour.
3. Nick turned on his video-camera 30 minutes ago. It is still filming. It … for 30 minutes.
4. Mum turned on the washing machine 15 minutes ago. The machine is still washing. It … for 15 minutes.
5. The company started selling its products online in 2010. It is still selling them. It … since 2010.
6. First time I bought something by the Internet shop in 2012. I am still buying goods (товары) by the Internet. I … since 2012.
7. Tecnnology began to develop centuries ago. It is still developing. It … for centuries.
8. I began to send SMS 10 minutes ago. I am still sending them. I … for 10 minutes.
9. Scientists started working at cloning in the 20-th century. They are still working at it. They … since the 20-th century.
10. The company started producing GM food 2 years ago. It is still producing them. It … for 2 years.

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