The best way to explore _______ countryside is on _______foot.
Stories have been _________ concerning the government’s secret intentions.
She made one or two remarks which suggested that the company _____in financial trouble.
--Julia said she sent yopu a birthday card yesterday .Have you got ?---- Oh , really ! I haven’t ________ my mailbox yet.
The boy who had broken the rule avoided _________.
Whenever you have questions in class, first you should _____ your hand , then _____and ask with the permission of the teacher.