問題詳情

克漏字Online learning is also called distance education. Many American colleges anduniversities have been offering it for years. Online classes are usually taught by 31 whohave been trained in online teaching. These classes can be highly interactive, 32 studentscommunicate with each other and their teachers. Some classes require students to all log inat the same time so they can 33 live lectures by a professor. Students can also askquestions and work together on team projects. Many schools offer online education. Studentsshould be especially careful of programs that offer a degree 34 for little or no work. Theseare known as diploma mills, and are illegal in the United States. Educational advisers also saythat before you enter any program, make sure the work will 35 in your country.
31.
(A)technicians
(B)colleagues
(C)professors
(D)nurses

參考答案

答案：C
難度：簡單0.78
統計：A(23),B(18),C(156),D(0),E(0)

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