I saw a woman running toward me in the dark.Before I could recognize who she was，she had run back in the direction______ she had come

My sister met him in the hospital yesterday afternoon, so he _________ your lecture.

When she returned home, she found the window open and something ________[ ]

_____ the police thought he was the most likely one, they could not arrest him since they had no exact proof about it

People often live a hard life _________.