【正文】
He is a teacher. The girl is very beautiful. Tim and Jack are students. ★變疑問句將be動(dòng)詞移到句首 Is he a teacher? Is the girl very beautiful? Are Tim and Jack students? ★變否定句在be動(dòng)詞后面加not He is not a teacher. The girl is not very beautiful. Tim and Jack are not students. ★肯定回答及否定回答 Yes, h