It was the President himself______ opened the door.
#84896
A
who     
B
when  
C
which
D
where
推荐题目
20.______ that caused him to serve dinner an hour later than usual.
#85520
A
It was we being late
B
It was our being late
C
It was we were too late
D
It was because we were late
—I’d like a pen which _________ well.—Will this one _________?
#85490
A
writes; do
B
writes; work
C
is written; do
D
is written;work