What makes the space shuttle _____ is that it takes off like a rocket but lands like an airplane.
_________ will be years __________ we meet again.
The boy became fatter and fatter each day and __________ made his parents sad.
The secretary worked late into the night, ________ a long speech for the president.
When we were young, every evening my brother and I ______ stay at home waiting for our mother.
She spends her money _________ books _________ on clothes.