John is very lazy. He falls ______ behind among the students.

The person who was taking photos asked the family to sit  ________and listen ________to his order.

I can't tell you the exact when I will get there ____, I’ll be there as early as I can.

 We may find that learning a foreign language does not have to be________learning our mother tongue，but can in fact be twice ________.

________，I managed to get through the game and the pain was worth it in the end.