On Sundays ,the retired(退休的）minster_____ come to the farm and work with the farmers.

With all his attention ____ on the computer game, the boy even didn’t notice his mother came in.

When everybody was the ship sailed.[ ]

The soldier raised his gun and calmly _____ it at the enemy commander, fired. [ ]

Will there be more trees in the future-________. The trees will become fewer than before.