The book is of great value can be enjoyed form it until you have a deep understanding of it, however.
They produced four reports, _______ of which contained any useful suggestions.
—Would you please keep silent? The weather report ______ and I want to listen.
I can’t thank you _____ much for your kindness because without your help I wouldn’t have won the big prize in the speech contest.
I apologize if I _______ you, but I assure you that it was unintentional.
________ take the aeroplane all the way, they decided to fly to Vancouver and then take the train from west to east across Canada.