After listening to the teacher’s explanations, John ____ what he had done was wrong. 
#18430
A
was aware that
B
was being aware that
C
was nervous about
D
had been nervous about
推荐题目
It is obvious that water is to be _____to the development of life.
#59560
A
gentle
B
fundamental
C
harmful
D
fierce
Our teachers are really ______. They often work in their office far into the night.
#19821
A
open-minded
B
hard-working
C
self-confident
D
warm-hearted
What___ it is to have a cold drink after an _____ game! 
#19258
A
fun, exciting
B
a fun, exciting
C
funs, excited
D
fun, excited