制造企业所组织的物品实体应包括( )。
A.产成品
B.零配件
C.原材料
D.半成品
参考答案:A,B,C,D
You may go to play football as soon as your homework ______________.
A.finishes B. will be finished C. is finished
足球比赛时,防守者在禁区外犯规,应罚任意球。