—Oh, I failed again—Don’t lose heart. One more effort, ________ you will succeed.
The growing speed of a plant is influenced by a number of factors, _____ are beyond our control.
It’s no use _____ my husband ________ money. He won’t take your advice.
I don't mind _______ the decision as long as it is not too late.
______ care of the baby, or it may fall ill.
The old man lives at home but he never feels _________.