_____, the boy couldn't enter his house.
#98293
A
Since the key had lost
B
The key being lost
C
Lost the key
D
Having lost the key
推荐题目
When we went past her house, we heard her ____ in her room.
#96861
A
dance
B
dancing
C
sing
D
singing
_________ computer games made his mother worried. 
#91956
A
That the child was addicted to play
B
The child’s being addicted to playing
C
The child’s being addicted to play
D
What the child addicted to playing
 Mr Smith,       of the      speech, started to read a novel.
#98581
A
tired; boring
B
tiring; bored
C
tired; bored
D
tiring; boring