问句可用may：I wish to have a rest now, may I?
十五、hardly, scarcely, seldom, rarely, little, few
句法上, 都具有否定句的特点。因此这类句子的附加疑问句, 应采取
1. He scarcely knew a word of English, did he?
2. You seldom work on Sundays, do you?
3. He had little time to spare, did he?