Помогите пожалуйста с заданием. Что нужно вставить вместо точек?
1. Yesterday's weather was cold and windy. (were, was, are)
2. The majority of rocks ... heterogeneous aggregates of more than one king of minerals.( was, are, isn't)
3. Today, most cities .... their own smog. (has, had, have)
4. Acid rains ... bad for building. ( have, was, are)
5. Before 1950, Indonesia ... twice as much rainforests as it ... today. (a )has, had (b)had, will have (c) had, has)

1. Yesterday's weather was cold and windy.2. The majority of rocks are heterogeneous aggregates of more than one king of minerals.3. Today, most cities have their own smog. 4. Acid rains are bad for building.5. Before 1950, Indonesia had twice as much rainforests as it has today.