There is no doubt that all this puts a l
题型:选择题
问题:
There is no doubt that all this puts a large _________ on a teacher with a large number of classes.
A.tax
B.catastrophe
C.sense
D.burden
There is no doubt that all this puts a large _________ on a teacher with a large number of classes.
A.tax
B.catastrophe
C.sense
D.burden