__________ of time and energy has been spent in investigating the murder.

you should have taken me to the football match this morning.—I had intended to, but I couldn’t spare any time, I _____ a report.

It is necessary that he ______ in time to attend the meeting. [ ]

He isn’t___________.He always__________his school things at home.

Ben, can you come to play football with us now – ________, but I have to wash the dishes first.