Пожалуйста укажите модальные глаголы. 1. You should give examples providing your point of view. 2. Friendship is a plant which must be often watered. 3. When travelling by train you can put your suitcase in the overhead rack. 4...

Пожалуйста укажите модальные глаголы. 1. You should give examples providing your point of view. 2. Friendship is a plant which must be often watered. 3. When travelling by train you can put your suitcase in the overhead rack. 4. Parents are often so busy with work and other responsibilities that they may not be able to spend much time with their children