利用大肠杆菌生产人的生长激素的生物技术是[ ]
A．克隆技术
B．组织培养技术
C．转基因技术
D．细胞核移植技术
C
根据句意及首字母提示完成单词。
1. Don't f_________. You two should be friendly to each other(互相).
2. Mother w________ the clothes of all my family every Sunday.
3. All the students need to keep the school r ________.
4. Don't stay o____________. It's too cold. Come in!
5. Dogs like to bark(吠叫)l_________ if there is a stranger(陌生人).
对于工业企业，发生的所有费用最终都要计入产品成本，以便正确计算产品销售利润。( )
