______ of danger in the street at night, she had to go home with a friend ____ her.
#101689
A
Warning; following
B
Having warned; following
C
Warned; followed
D
Having been warned; following
推荐题目
. One of the skaters talented enough to stop her is Asada, who _____ against her since they were junior skaters.
#103813
A
would compete
B
is competing
C
has been competing
D
is being competed
(2013·湖南，26)If nothing________，the oceans will turn into fish deserts.
#99736
A
does
B
had been done
C
will do
D
is done
Wang Pin is an advanced worker in our company. He _______ for four years in Yangzhou University.
#103542
A
studied
B
has studied
C
had studied
D
has been studying
Mary is the only one of the students in our class who ____ to the Great Wall so far.
#103115
A
is
B
has been
C
are
D
had been