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
---I’m going out tonight.
---Well, I’d rather you ______.
A. not B. aren’t C. didn’t D. won’t
Bitten twice, the postman refused to ______ our letters unless we changed our dog.
A. deserve B. deliver C. expand D. direct
