Correct

上半天

/ shàngbàntiān / 
Strokes

Definition

morning

Example

As a Noun

morning; first half of the day

1
Shàng
上
bàntiān
半天
qù
去
páshān
爬山

spend the first half of the day hiking

2
Jīnglǐ
经理
zài
在
shàng
上
bàntiān
半天
yǒu
有
shíjiān
时间
  
。

The manager will be free in the morning.