1)Поставить во множественном числе.
House, mouse, potato, piano, hish, baby, valley, knife,thief, foot, cliff, woman, tooth, child, box, ox, sheep.
2)Образовать единственное число.
Heroes, kisses, ffies, donkeys, loaves, feet, deer, men-of-war, sisters-in-iaw.
3)Выбрать одну из двух форм.
The news (are /is) heard on the radio at nine o'clock.
Some people (are /is) coming today.
Hob 's trousers (are /is) torn.
The furniture in the room (are /is) of good. quality.
His information (are /is) not correct.

Houses, mice, potatos, pianos, babies, valleys, knifes, feet, women, teeth, children, boxes, sheep.Hero, kis, donkey, foot, deer, man-of-war, sister-in-iaw.The news is heard on the radio at nine o'clock. Some people are coming today. Hob 's trousers are torn. The furniture in the room is of good. quality. His information is not correct.проверь на всякий, в первом и втором задании каких-то нет