.--- I’m sorry I stepped outside for a smoke. I was very tired.. --- There is no ________ for this while you are on duty.
#5698
A
reason
B
excuse
C
cause
D
explanation
推荐题目
. To our ______, the result of the experiment is much better than we expected.
#6605
A
regrets
B
relief
C
disappointment
D
sorrow
The dress is nice but she doesn’t like the ______ on the material.
#6177
A
shape
B
pattern
C
size
D
model
Cloning an animal is a complex ________ that can go fatally wrong at any stage.
#6063
A
process
B
regulation
C
step
D
method