To help students develop their critical thinking, professors mainly teach them（）

t to work for the experience.(翻译)

A.charge for

B.pay for

C.bargain for

D.sale for

A.to help the students memorize and master the imitated materials

B.to help the teacher enrich class activities

C.to help the students have more class activities

D.to help the teachers know the students’ performances

The teacher doesn't mind ______ the students after class. (help)

A.help his students to improve

B.to help his students to improve

C.helps his students to improve

D.helped his students to improve

These students ______ the cause of helping those who are not able to help themselves.

A．are content with

B．are sound like

C．are absorbed at

D．are committed to

ervWe wnt to be ______ becuse,s students, we should lern to help other people.performers B．interviewers C．ptients D．volunteers

A．performers

B．interviewers

C．patients

D．volunteers

A.all

B.each

C.every

D.one