Which country will host the G7 summit in

Fill in the blanks with appropriate prepositions from among the choices given below them:

The temple is several thousand years old and stands on a sea rock ___________ the Indian Ocean. 

The archaeologist's discovery of the ancient artifact was a _________ moment in the field of history.

Like many in Russia, she blamed the country's failings on futile attempts to _____________ with the West.

In the following question ,sentences are given with blanks to be filled in with an appropriate word.four alternative is suggested for each question.

It’s easy to be ………… , but difficult to  ………………

Educate your children and let them learn to live with ________.

No sooner had he entered the room.........the lights went out and everyone started talking loudly.

Army Commander: “Honourable Emperor, all the troops have lined up for the battle and are awaiting your orders.”