---_____ did your uncle leave his hometown?---He ________ for nearly twenty years.
#41850
A
When; has left
B
When; has been away
C
How long; has left
D
How long; has been away
推荐题目
What do you do when it _____? --- I often stay at home and read books.
#40532
A
raining
B
rain
C
rains
D
is rains
The number of foreign students attending Chinese universities ________ rising steadily since1990.
#37896
A
is
B
are
C
has been
D
have been