These are fifty-seven students in my class .The lessons are forty-five minutes long怎么变一般疑问句
问题描述：
These are fifty-seven students in my class .The lessons are forty-five minutes long怎么变一般疑问句
还有The journey take 20 minutes.There is a little milk in the giass.怎么变一般疑问句?I like English best.Einglish画线 怎么提问?
答
Are there（这个词应该是there吧） fifty-seven students in your class?
Are the lessons forty-five minutes long?
Did the journey take 20 minutes?
Is there any milk in the glass?
Which subject do you like best?