Log in

Gap (14.2):

About this question

This question belongs to "Thì quá khứ hoàn thành tiếp diễn – Past Perfect Continuous" on Học Mỗi Ngày. Review the answer, solution, and related items in the same set to study more effectively.

Question detail

Gap (14.2):

A

had been digging

B

had digged

C

was digging

D

has been digging

Related questions