.Playing with a cell phone, he suddenly ________ the teacher staring at him.
#78731
A
knew of
B
became aware of
C
reflected
D
aware for
推荐题目
I ______ a flu when I was on a spring outing with my classmates.
#69730
A
caught up
B
picked up
C
took up
D
brought up
It was a nice house, but ________ too small for a family to live in.
#65589
A
rarely
B
fairly
C
rather
D
pretty
The train __ for five minutes by the time we got there.
#80729
A
had left
B
left
C
was leaving
D
had been away
In the swimming race, three boats will be ____in case of an emergency.
#81519
A
standing by
B
turning on
C
getting on
D
running on