—Does he know how to work out the problem ?—Yes , he has a good idea to solve it .
When she came several days later, she found that all things still _______ where she had _______ them.
The day he had been looking forward to _______ at last.
He ___________ unwisely, but he was at least trying to do something helpful.
Having checked the doors were closed and ______ all the lights were off, the boy opened the door to his bedroom.
______ is often the case is that Tom doesn’t study hard and fails in passing an exam.