I simply couldn’t understand how it ____
题型:选择题
问题:
I simply couldn’t understand how it _____ that you did so much work within such a short time.
A.came about
B.came back
C.came up
D.came along
I simply couldn’t understand how it _____ that you did so much work within such a short time.
A.came about
B.came back
C.came up
D.came along