单项选择题

How to check the quality during production?（）

A．check every one
B．take samples to check it
C．check it at random

<上一题 目录 下一题>
热门 试题

单项选择题
When will Mr Janson arrive in Singapore（）

A．17 Sunday
B．17 Monday
C．15 Monday
单项选择题
At goods stage, we make sure that （）

A．quantities are correct
B．quality is OK
C．A and B
相关试题