he denied having seen my lost MP4, Ibelieve at least from nobody else can I get better source of information

______ an accurate map, you might not get lost in theforest.

It’s a ____coincidence that the day before his retirement, my English teacher will have been teaching for a total of forty years.

The children are made ______ lots of homework every day．This makes them ______．

__, the boy couldn’t enter his house.