A deaf-and- dumb(聋哑)man some nails, so he entered a store, put two fingers together on the counter and made hammering movements with the other hand.
A. bought
B. tested
C. found
D. needed
网友回答
A. bought
B. tested
C. found
(答案→)D. needed
解析：根据下面的句意可知，这个聋哑人是需要一些钉状物，所以选D。