【简答题】按照抽样方法的不同,随机抽样又可分为______、______、______和______。
【多选题】有关生食海鲜产品加工操作要求,以下表述正确的包括( )
【单选题】大部分混合商品在消费上都具有竞争性,即存在着出现“ ”的可能。
【单选题】我喜欢智力竞赛节目。这种节目很有意思。你呢?
A.
I like quiz matching. They’re very interesting. What about you?
B.
I like quiz matching. They’re very interested. What about you?
C.
I like quiz shows. They’re very interesting. What about you?