未知题型 听力原文：W: What do you think of my new hat? M: Im sure youll never need to bring an umbrella with you wearing it. And besides, do you think the color is right for your age? Q: What does the man mean?1．A．They were both busy doing their work.B．They waited for each other at different places.C．They went to the street corner at different times.D．The man went to the concert, but the woman didn't.

单项选择题 比较下列滴定，哪种类型滴定突跃最大 ( )A．0．10 mol.dm-3NaOH滴定0．10 mol.dm-3HClB．1．0 mol.dm-3NaOH滴定1．0 mol.dm-3HClC．0．10 mol.dm-3NaOH滴定0．10 mol.dm-3HAcD．0．10 mol.dm-3NaOH滴定0．10 mol.dm-3HCOOH

未知题型 A．How bossy behaviour can be controlled.B．What leads to children's bossy behaviour.C．What effect bossy behaviour brings about.D．How we can get along with bossy children.