--- Who knocked at the door?--- I’ve no idea. I just pretended nobody was at home, so I didn’t ask who ______ was.
The mother opened the door quietly so as not to ___the sleeping baby
The taxi was so slow,we may ___have gone on the bus
Water,which seems so simple and common,is___make lifes possible
The pilot asked all the passengers to remain___as the plane was making a landing
All of the people present felt___at the___news