Let’s start the trip ______ half past eight ______ the morning of February 21.[ ]

Jim has a sister. He likes playing games with ________.

Did you see a man in black pass by just now?——No，sir．I___________a newspaper．

Although advertisements enable _________ to make decisions quickly, they sometimes cause lots of trouble.

Joe is a young man from a mountain area. He can’t to buy a flat in the city centre.