问题:
The students have maths lessons, Chinese lessons, English lessons ________ every week.
A.on so
B.so on
C.and so on
D.and on so
The students have maths lessons, Chinese lessons, English lessons ________ every week.
A.on so
B.so on
C.and so on
D.and on so
A.on so
B.so on
C.and so on
D.and on so
参考答案: