We make ________ that whoever leaves last turns off the light.
—Bob has gone to California.—Oh, can you tell me when he __________?
—I've got to go now.—Must you? I __________ you could stay for dinner with us.
I had been working on math for the whole afternoon and the numbers __________ before my eyes.
The letters for the boss __________ on his desk but he didn't read them until three days later.
—Did you ask Sophia for help?—I __________ need to—I managed perfectly well on my own.