1. It is a lovely dog. 改疑问句:Is it a lovely dog? 回答:Yes,it is . No, it isn’t. 2. She is a lovely girl. 改疑问句:Is she a lovely girl ? 回答:Yes,she is . No, she isn’t. 3. He is my father. 改疑问句:Is he your father? 回答:Yes,he is . No, he isn’t...
→ Will you help me?C:如果句子中没有be动词和情态动词,就要在句首加上助动词帮助其变成一般疑问句。(情态动词包括 do 和 does) 主语是第一、二人称和复数人称时在句首加上Do; 主语是第三人称单数形式时加Does。加上Does之后,原来句子中的三...
B:把句子中的情态动词提到句首(情态动词包括can may must will should等) 例如: She can play football.→ Can she play football? I will help you. → Will you help me? C:如果句子中没有be动词和情态动词,就要在句首加上助动词帮助其变成...