______ the task is difficult, they managed to complete it on time.
His family ______ very big and all of his family ______ music.
Hit by a hammer, my foot became ______.
--- What else do you want to know about the cell phone? --- _______ it can be used as a digital camera. You know, I’m into photography.
The old man stood there with his eyes ______ on the picture.
Scientists are convinced ______ the positive effect of laughter ______ physical and mental health.