shore , broad , sleep 和 ashore , abroad , asleep 的差別在哪裡？如果不好說明，請提供一些例句。

They are quite different words.
Shore is the same as coast, the land close to the sea. 'I walked along the shore and looked at the sea.'

Broad is like wide. 'The shore is broad here and narrow there.'

Ashore is to be on the shore 'After a long time in the water I swam ashore to rest.'

Abroad is to be in another country. 'I like to travel abroad.'

Asleep is to be sleeping right now. 'John is asleep so be quiet.'

Another 2 that you might be getting confused are 'to board' and 'aboard'

to be aboard is to be on a ship, boat or airplane. 'I am the captain and would like to welcome all passengers aboard this flight to Moscow.'

To board is the action of getting aboard. 'We need to board the ship at 9am'