有效提问要求教师提前准备，尽管有些教师可以熟练的及时提问，但很多情况下

Effective questioning requires teachers to prepare in advance, although some teachers are adept at timely question, but a question in many cases there are language problems organizational aspects, sometimes arranged in order before the lack of teachers should focus on classroom questioning will be carried out, fully prepared to work .

Effective questions require teachers to prepare in advance, although some teachers can be skilled and timely questions, but in many cases there are questions about language organization, sometimes the lack of order before the teacher should be in the classroom to be asked questions, ready to prepare for the work.

Effective questioning requires teachers to be prepared in advance. Although some teachers can skillfully ask questions in time, in many cases there are questions about language organization. Sometimes, before the sequence arrangement is lacking, teachers should make full preparations for the classroom questions to be asked.