1. After three days of rain, I'm glad that the sun is shining again.
2. He wanted to know where foreign books and magazines are usually sold.
3 I haven't seen him for 3 years. I wonder where he is.
4. I wonder if my car will be repaired next week.
5. Many accidents are usually caused by dangerous driving.
6. Somebody has phoned me today.
7. They asked us why we hadn't come to their place the day before yesterday.
8. We’ll be able to read this article before the lesson begins.
9. What will we do if he is late?
10. Your friends were speaking in the corridor when we saw them.
Present - We always use our mobile phones
Past - We always used our mobile phones
Future - We will always use our mobile phones
Negative:
Present - we don't always use our mobile phones
Past - We didn't always use our mobile phones
Fututre - We won't always use our mobile phones