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
 You will see this product _____wherever you go.
#98176
A
to be advertised
B
advertised
C
advertise
D
advertising
The boy was seen ___ his bikecycle while riding in the street.
#97760
A
to fall off
B
fall off
C
to jump off
D
jump off
It's no good ________ here this morning. Come again on Monday.
#88927
A
wait
B
waiting
C
having waited
D
to be waiting
____that there is no opposition , I will report it to the general manager .
#98173
A
To provide
B
Be provided
C
Having provided
D
Providing