吧情态动词提到句首,变成一般疑问句,句号变问号,其他不变,：
Wouldhe like some dumplings?
否定是在情态动词后面加not那么把句子改后是；he would like some notdumplings. 但是正解是he would like any dumplings. 为什么呢？正确的答案是：he wouldn't like any dumpling.肯定句用some，否定疑问句用any,，some也用在一些表邀请、客气请求的疑问句中。