ПОМОГИТЕ ПОЖАЛУЙСТА СРОЧНО!!!!!!!!!!!!!!!!!!!!!!!!!!
Заполните пропуски, выбирая правильную форму глагола-(во множественном числе или в единственном числе):
1. The USA ... a highly developed railway system (have/has)
2. Ship-building ... developed along the Atlantic coast and also in San Francisco (am, is, are)
3. The Republican Party ... organized in the 1850 (was, were)
4. Philadelphia, near east coast ... agricultural mashines and locomotives (produse, produces)