Measures have to be taken to teach young people how to ________ themselves both in family and at school, for they don’t know the basic manners.
He intends to apply for _______ permit from the government to export goods of ______ high quality to Russia.
The police tried to get some clues from the suspect, but he remained______.
________by the advances in technology, many farmers have set up wind farms on their land.
Not until I began to work ____ how much time I had wasted.
It was_______ that they went for a drive in the countryside.