If you happen to see the process of cooking in a restaurant, you might see the cook using rubbish oil, which is a common _____ in China nowadays. 
#6027
A
sense
B
rule
C
practice
D
activity
推荐题目
 When we learn English, a large _____ is needed.
#5669
A
spelling
B
vocabulary
C
practice
D
memory
There are ten___teachers and two hundred___students in the school.
#7205
A
women; girl
B
woman; girls
C
women; girls
D
woman; girl