When he       the door, he found his keys were nowhere.          
#98973
A
would open
B
opened
C
had opened
D
was to open
推荐题目
They will be very _____ to see you here.
#97949
A
pleasing
B
pleasant
C
pleasure
D
pleased
(2014·江西红色六校二次联考)________little such material left,they decided to hold a meeting to discuss what________.
#88422
A
There was;was done 
B
Being;to be done
C
Having;to do 
D
With;was done
 I often dream of jogging out with snow _______ the ground.
#96411
A
covering
B
covered
C
cover
D
to cover
 The professor ________ you at the party was my tutor (导师). 
#98196
A
making himself knowing
B
making him known for
C
making himself known to
D
makes he known to
 The machine has been made easier for it____.
#94295
A
to operate
B
operated
C
being operated
D
to be operated