China’s New Food Act provides for a food recall system    to producers have to stop production      their food isn’t up to standards.
#71551
A
that; if
B
where; if
C
which; when
D
when; where
推荐题目
“It’s a long time since I enjoyed myself.” This sentence means______.
#74696
A
I enjoyed myself for a long time
B
I haven’t enjoyed myself for a long time
C
I want to enjoy myself
D
What a long time after I enjoyed myself
______ halfway through the exercise, the teacher changed his mind and collected all our papers.
#70292
A
When only being
B
When we were only
C
Being only
D
Having been