After walking on the zigzag path to the mountain top for a few hours, the tourists gathered under trees_____ shade and______ down to have a rest.
--- I take the book out?---I'm afraid not.
_______ that he was in great danger, Eric walked deeper into the forest.
_____twice, the postman refused to deliver our letters unless we chained our dog.
We are invited to a party______ in our club next Friday.
Tony was very unhappy for ______ to the party.