When he looked up，he suddenly found himself________by a group of teenagers，________looked at him anxiously.
#94522
A
to be surrounded；which
B
surrounded；who
C
be surrounded；who
D
having been surrounded；which
推荐题目
Having been attacked by terrorists, _____.
#90216
A
doctors came to their rescue
B
the tall building collapsed
C
an emergency measure was taken
D
warnings were given to tourists
_______by the teacher, Bob has made great progress this term.
#94514
A
Educating
B
Having educated
C
Educated
D
To be educated
. Explosion happened in Wisconsin early Monday，_______ two visitors．
#97311
A
killed
B
killing
C
to kill
D
having killed
Andrew wanted to find another boy to be his best friend, but Annie told him ___.
#88677
A
not to
B
not to do
C
not do it
D
do not to
When I entered the classroom, I saw Mary ______ at the desk and ______ a letter.
#96856
A
seating; writing
B
seated; wrote
C
sitting; wrote
D
seated; writing