34. It is said that the old man, ______ abroad for nearly 20 years, is on the way to his motherland.
Yesterday I went to see him, _________ that he had gone abroad two days before.
Every year,a good many tourists are attracted to visit the old temple ________back to the eleventh century.
________that we can’t get the necessary equipment,we will have to give up the experiment.
Lucy was chosen for the job because she was superior ________the other candidates.
Not until all the fish died in the river ________ how serious the pollution was.