Question

Поставьте следующие группы слов: а) во множественное число: a duty., a mouse, an exercise, a watch, a judge, a leaf. b) в единственное число: women, boys, shelves, teeth, libraries, boxes

Answer 1

1) A duty - duties, a mouse - mice, an exercise - exercises, a judge - judgies, a leaf - leaves, a watch - watches.
2) Women - woman, boys - boy, shelves - shelf, teeth - tooth, libraries - library, boxes - box.

Answer 2

а) во множественное число: duties, mice, exercises, watches, judges, leaves. b) в единственное число: woman, boy, shelf, tooth, library, box.