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. Tall-short
2. Pretty-ugly
3. Clever-silly
4. Big-small
5. Old-young
6. Cold-hot

1. They are talking to their friend at the moment
2. He rode a horse last evening
3. It was sunny yesterday
4. She came from America

1. When did they write a letter?
2. How often do they dance at the party?
3. Was she shy three years ago?
4. What Mike is doing?