An old lady came _________ to the bus stop, only _______ the bus had gone.
He is leaving for Australia and it will be three years ________ he comes back.
The child was _______ after supper.
Poor _____ it may be, there is no place like home, _____ you may go.
_____ hard she tries, she can hardly avoid making mistakes in her homework.
When you read the book, you' d better make a mark _____ you have any questions.