______I read those words I had no idea what I was going to be and I made more efforts on writing afterwards.
| A．When | B．Unless | C．Until | D．While |
His family ______ very big and all of his family ______ music.
| A．are; love | B．are; loves |
| C．is; love | D．is; loves |
Hit by a hammer, my foot became ______.
| A．three times bigger than |
| B．as big as three times |
| C．the normal size three times |
| D．three times the normal size |
--- 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.
| A．Whether | B．What | C．That | D．How |
The old man stood there with his eyes ______ on the picture.
| A．to focus | B．focusing | C．focused | D．focus |
Scientists are convinced ______ the positive effect of laughter ______ physical and mental health.
| A．of; at | B．by; in | C．of; on | D．on; at |