一个质数与一个合数一定是互质数.______.(判断对错)
根据互质数的定义,如果一个质数与一个合数为倍数关系的话,这个质数与合数不为互质数,如3和6,7和14等.
故答案为:错误.
句型转换(将下列句子改为间接引语)
1. Lana said to us,"I'm happy to see you again.”
Lana________us________ __________happy to see_________again.
2. "You are like big brothers or sisters to us," they said to us.
They told us_________ ________like big brothers or sisters to_________.
3.“Can I copy your homework?" he asked me.
He asked me________ ________ ________copy_________homework.
4. Mary asked Ann," Why are you so excited?"
Marv asked Ann________ _________ _______so excited.
5. Julia said,"I'm good at speaking Japanese."
Julia said_________ ________ ________ ________speaking Japanese.
现金出库所用的交易码为()。
A、20060
B、21065
C、21055
D、20065