I. Complete the text with the past simple, present continuous or future continuous.
1. It (be) expensive to make a phone call in a long distance 10 year ago.
2. Nowadays, emails and video chat (help) people to contact to each other easily and inexpensively.
3. By this time tomorrow, I (learn) Japanese at Language Center.
4. When I (be) young, I and my friend (write) letters to each other so that we could keep in touch.
5. In 20 years I think I (talk) to my children by telegraph and holograph when they live far away from home.
6. Last night I (make) several phone calls to her, but she (not answer) . Now I (be) worried about her.
7. In the year 2020, they (invent) some devices to help people who cannot hear or speak to communicate through their mind.
8. She (plan) to have an outing with her family this Sunday.