【简答题】用 who 、 which 、 where 完成下列对话 Woman Excuse me, I ’ m from the Smith Family. We are selling chocolates to raise money (1) ______________________ we will give to people in need. Man Sorry, where are y...
【简答题】Complete the dialogue below using who, which or where. Woman: Excuse me. I’m from the Smith Family. We are selling chocolates to raise money (1)____ we will give to people in need. Man: Sorry, wh...
【单选题】已知四阶行列式D中第三列元素依次为-1,2,0,1,它们的余子式依次分别为5,3,-7,4,则行列式D=:
【简答题】用所给单词的适当形式填空。 1. We hope you can give up _____ (smoke). It is bad for your health. 2. He'll be OK if I do one small ____ (operate) on him. 3. Our _____ (agree) was that you would pay for our bill by t...
【简答题】2016年1月31日,长江公司根据本月实际缴纳的增值税68000元计提 城市维护建设税,税率为7%。 借:( ) 贷:( ) 说明:一级科目后直接写明细科目即可,如管理费用办公费。不需要写括号了。
【单选题】当逻辑函数有n个变量时,共有 个变量取值组合?
【多选题】下列对增强子特征描述,正确的是( )。
C.
可通过启动子提高同一条链上的靶基因的转录效率
D.
没有基因的专一性,可在不同的基因组合上表现增强效应