—How is your plan getting along?—I can’t carry on ________ any longer.Someone must help me.
Don’t blame him any more. _______, he is only a child.
--The window is dirty.----I know. It ______ for weeks.
The villagers went out to the mountain __________ the missing child.
There is no doubt _______ he will win.
Having been in hospital for two months, he was going to catch up with his classmates.