Security was such a major concern at the conferencethat no journalists could approach the meeting zone without ________ thespecial pass.

__________everything into consideration, she decided to work in the company.[ ]

“Not having returned home yet, _________”, his father said to the police.

I was just about to jump into the river________the guide stopped me saying “Dangerous”．[ ]

Can I help you with your heavy box.— ____________.