No, the proper way to word that phrase would be: as the days pass
yes
As I walked passed the post office I was stung by a bee.
No, the correct grammar is "He walked past the garden." "Passed" is used as a verb to indicate movement beyond something, while "past" is used as a preposition to indicate movement alongside or beyond something.
259
No, the correct phrase is "she passed a smile" or "she gave a smile." "Passing a smile" implies the action of smiling and sharing it with someone else.
It would be correct to say "I haven't seen him for two days" if they left on Monday and today is Wednesday.
The correct phrase is "flew past," which means something moved quickly by.
No. It is correct to say, "He received the letter two days ago."
"Past" is for things before. "Passed" is to go beyond. It would be correct to say that one's bed-time is in the past, and that one has passed one's bed-time.
No, the correct phrasing is "on weekends" or "at the weekend."
As time flies is grammatically correct.
Yes. "The car that just passed was theirs" is grammatically correct.