I’m so glad to see you back, Lucy. How long _____ at your grandma’s?[ ]

_____these interruptions,the meeting would have finished earlier.

The Great Wall took _ a new look after the People\s Republic of China was founded

____was expected, only five people turned up at the party, ___disappointed the hostess very much.

He ________ his country to the enemy and all the friends hated him.[ ]