If the boy had _____ the dog alone it wouldn't have bitten him.
#84257
A
set
B
left
C
had
D
put
推荐题目
America will never again have as a nation the spirit of adventure as it ______ before the West was settled.
#83631
A
has
B
did
C
was
D
would
Over the weekend, my friend asked me for help. Her temperature was 39.7C and she was ______ a fever.
#65619
A
catching
B
running
C
had
D
led
. He apologized for _____.
#75462
A
his not being able to come
B
his being not able to come
C
his being able not to come
D
him not being able to come
---where have you been?---I___in the heavy traffic, or I would have been here earlier.
#75868
A
stuck
B
had stuck
C
have been stuck
D
got stuck
Low-carbon lifestyle is of great benefit to improve the world environment, but the problem is difficult to _________．
#74095
A
solve
B
be solved
C
solve with
D
solving