not take all morning
To not take a long time in the morning, or all the hours in the morning. Usually used in the present tense to convey annoyance. How long is this repair job going to be? It better not take all morning! Run this to the post office, but don't take all morning, OK?
(Good) morning.
the standard greeting phrase used any time between midnight and noon. Bob: Good morning. Bill: Good morning, Bob. You sure get up early!