標出下列句子的停頓his book is new because he bought just nowmr bai go

題目：

標出下列句子的停頓
his book is new because he bought just now
mr bai goes to work by bus every morning
i   am   very   happy   when   i   hear   your   have   a   new   baby

解答：

His book is new/ because he bought just now.
Mr Bai goes to work by bus /every morning.
I am very happy / when I hear you have a new baby.