_____ many times, but he still couldn't understand it.
______ he once felt like giving up, he now has the determination to push further andkeep on going.
They believe that there are transport developments ______ that will bring a lot of changes for the better.
It is lucky we booked a room, or we ______nowhere to stay now.
They gave money to the old people's home eitheror through their companies.
There is no need to tell me your answer now. Give it some ______ and then let me know.