We are just _____ calling you up _____ y
题型:选择题
问题:
We are just _____ calling you up _____ you come in.
A.about; when
B.on the point of; while
C.on the point of; when
D.on the point of; as
We are just _____ calling you up _____ you come in.
A.about; when
B.on the point of; while
C.on the point of; when
D.on the point of; as