We make ________ that whoever leaves last turns off the light.
—— ____ he start at once or wait for a while? —— Let him start at once.
.Where is my watch? I _______ it.
This memorial was built ______ those heroes who laid down their lives for the liberation of the black.
Although there were so many people in the square, I could ______ my friend.
The great day we had been looking forward to _______ at last.