This is a wise saying of American writer Benjamin Franklin.
Words like Cat, dog, car & sky are example of One Syllable words.
Last month shows past tense.
Second form (threw) is used in simple sentence of Past Indefinite Tense,
Complete Questions
We use whether in indirect yes-no questions and questions with or.
Formula: Subject + Verb + Preposition + Pronoun
They: Subject
Are playing: Verb
Against: Preposition
Whom: Pronoun
The word “Investigate” is a verb which means تحقیات کرنا
“Investigating” is the present participle of “Investigate”.
Gang of thieves means چوروں کا گروہ