I was doing my homework _______ my mother was doing some sewing. 
#43326
A
during
B
when
C
while
D
after
推荐题目
He eats______ food, so he is ________ fat.
#43557
A
much too; too much
B
much too; too many
C
too much; much too
D
too much; many too
Our English teacher is very ______ to us. We all love her.
#36685
A
friendly
B
be friendly
C
friends
D
friend