o has returned from the UK recently He ______at Cambridge for four years, during which we ______ with each other on theInternet

he main idea of the text,and you will be able to answer the question.

This group of designers aplan for the project of the company．

It’s said the Nanjing Airport light rail_________ into service in two months. — That’s great! It will be fast to go to the airport.

She got up early this morning _______ catch the first bus.