Date/Day + 上午 + Time
上午 (shàngwǔ) means "morning" and specifically refers to the period from roughly dawn until noon. It is placed before or after a time expression to specify that something happens in the morning, as in 上午九点 (9 a.m.).
我上午有两节课,下午没事。
Wǒ shàngwǔ yǒu liǎng jié kè, xiàwǔ méi shì.
I have two classes in the morning and nothing in the afternoon.
会议安排在上午十点开始。
Huìyì ānpái zài shàngwǔ shí diǎn kāishǐ.
The meeting is scheduled to start at ten in the morning.
他每天上午都去公园跑步。
Tā měitiān shàngwǔ dōu qù gōngyuán pǎobù.
He goes jogging in the park every morning.