However, he could have decided how to complete the task.

Only a single person is needed to complete the task.

Then, two students from the school will have to complete the task over the course of several days.

And he would do what had to be done, in order to complete his present task.

It took eight days hard work to complete the task.

Add water as may be necessary to complete the task.

It took two people almost a year to complete the task.

All four players had to complete their tasks to win.

To win, three of the four players needed to complete their tasks.

But not until after we have completed our real task.