二、将下列句子改为一般疑问句。
1. Is it a lovely dog?【解析】变一般疑问句把is提到主语it前。
2. Was he crying under the tree then?【解析】变一般疑问句把was提到主语he前。
3. Can Tom play tennis?【解析】变一般疑问句把情态动词can提到主语Tom前。
4. Do they have a class meeting every week?【解析】含实义动词have的肯定句在变一般疑问句时,在主语they前加do,动词用原形have。
5. Does your father like playing ping-pong?【解析】含第三人称单数likes的肯定句在变一般疑问句时,在主语your father前加does,动词用原形like。
6. Did you drink any water just now?【解析】含过去式drank的肯定句在变一般疑问句时,在主语前加did,后用动词原形drink。同时句中some在变疑问句时应相应变为any。