Chars
是
Am, Are, Being, Is, To be, Was, Were, Yes
Is, To be, Am/Are/Is/Was/Were, Being, Yes
誰
Who, Whom
Who?, Whom
忘
Forget, Miss, Neglect, Omit, Overlook
Forget, Overlook, Miss, Neglect, Omit
了
Complete, Comprehend, End, Finish, Understand, Whole
Whole, Complete, Finish, End, (Liao3), Understand, Comprehend