We the postcards yesterday, but it didn’t arrive.
He looked around and caught a man _______ his hand into the pocket of a passenger.
It’s always difficult being in a foreign country, ________ if you don’t speak the language.
Only when he met the girl his aunt introduced to him ____ that he had seen her before.
— Shall we go for a walk ________ watch TV? — That’s a good idea.
You can’t have lost the keys.___ all your pockets again.