【单选题】What accounts for the high dropout rates for online students?
A.
Thereis no strict control over the academic standards of the courses.
B.
Theevaluation system used by online universities is inherently weak.
C.
There is nomechanism to ensure that they make the required effort.
D.
Lack of classroominteraction reduces the effectiveness of instruction.
【单选题】They live in a small house _____ an interesting garden.
【单选题】They live in a small house ______ interesting garden. [ ]
【简答题】完形填空。 Bob and Jane are 1 They live in a small house. The house is 2 a busy street Near their house 3 a supermarket. There are four people in the family: Bob, Jane, their father and their mother. Their...
【简答题】They live in a small village. ( )
【单选题】毛发是由坚韧的角蛋白纤维组成,由哪些层组成?()
【简答题】毛发是由坚韧的角蛋白纤维组成,由哪些层组成?() A护膜层 B皮质层 C髓质层 D以上都对
【简答题】What accounts for the high drop-out rates for online students? A) There is no strict control over the academic standards of the courses. B) The evaluation system used by online universities is inheren...
【单选题】They live in a small house,and in front of ________ stands an orange tree.