—Did you ______that Nancy has been a little too quiet these days?— Yes. She didn’t even say a word this afternoon.
--- Look, Mary has a new bike. How nice it is ! ---Yes. Her parents bought _____ for her progress in this exam. My parents also bought _____ for me for my improvement in English.
--- Excuse me, can I interview Mr. Miller this afternoon? --- A moment, please. Let me check_________.
---I met your boss in the street this morning. ---Ah? You _____ be joking. He flew to Europe yesterday!
--- When will our graduation ceremony be held? ---______ two weeks’ time, _______ 18th June.
There are over 58,000 rocky objects in_____ space,about 900 of which could fall down onto ______ earth.