1. The mountains in Russia aren't high.
2. I am not very sad today.
3. They don't like Sunday mornings.
4. We didn't speak English bad last summer.
1. They are talking to their friends at the moment.
2. He rode a horse last evening.
3. It was sunny yesterday.
4. She comes from America.
1. Did they write a letter the day before yesterday?
2. Do they dance at the party every Sunday?
3. Is she speaking to her friend now?