Question

Определите модальный глагол или его эквивалент. 1) All the heat must be transferred through the heating surface to reach water. 2) It should be noted that the hot end of the superheater is next to the furnace. 3) The steam has to pass on its way through the turbine.

Answer 1

1)must 2)should 3)has to

Answer 2

1. Модальный глагол: must (должен).
2. Модальный глагол: should (следует).
3. Модальный глагол: has to (должен).