How long ___ your sister been learning English?
About this question
This question belongs to "Thì hiện tại hoàn thành tiếp diễn - Present Perfect Continuous Tense" on Học Mỗi Ngày. Review the answer, solution, and related items in the same set to study more effectively.
Question detail
How long ___ your sister been learning English?
A
has
B
have
C
is
D
does