__________ his project, the boy had to stay up late.

There were more than 80 passengers on board then, but only one boy named David____the airplane crash.

Can I join the club, Dad? —–You can when you ___ a bit older.

He is doing his homework attentivelyLeave him________he is.[ ]

Did Mary attend the meeting on time yesterday?— No,she ______late as usual ,which made the boss very angry.