这个问题应该是打错字了。well是一个副词也可用作形容词，它是没有否定形式的缩写的。
如果问题中的well改成will，那么这个问题就有答案了。will的否定形式will not的缩写形式是won't。
如：He will go to Shanghai tomorrow. 这句话改成否定句应该是He won't go to Shanghai tomorrow.
well没有否定形式缩写。adv. 很好地充分地满意地适当地
adj. 良好的健康的适宜的
n. 井源泉
v. 涌出
I'd incriminate myself as well as you .我就会把自己和你都牵连进去。
He acquitted himself well of his task .他在好好地履行着自己的职责。
That 's the best tidings for the future .那对前途说来是最好的消息。
Chew your food well before you swallow it .食物在吞咽前要仔细咀嚼。
He was very courteous and well spoken .他非常殷勤好客，说话又漂亮。
Your best bet is to sell them now .你现在最好的办法就是把它们卖掉。
They consider it better to do it that way .他们以为那样做比较妥当。
Bright light is the painter's best friend .明亮的光线对画家最有利。
He can cook ， and he does it jolly well .他会做饭，并且做得特别好。
