________ the earth to be flat, many feared that Columbus would fall off the edge of the earth.
She showed her new watch to my wife, ___ was kept in a box.
The reason ______he didn't come was ______he was ill.
We travelled together as far as Chicago, _______ we parted.
Though having discussed it for long, they still haven’t reached an agreementthey should pour more money into the project.
—Do you know his address? —No, I also wish I where he .