— Remember the first time we met, Jim? — Of course I do. You _______ in the library.
We live in an age ________ more information is available with greater ease than ever before.
Tom took a taxi to the airport, only _____ his plane high up in the sky.
The market competition is fierce, but our products have great advantage ______ quality and price.
A football suddenly flew over our head and it ______ missed hitting a child playing nearby.
I believe that the 21st century is one ______ China will become one of the most powerful economic countries.