It is not always easy for the general public to see _____use a new invention can be of to their daily life.
In 1998,great floods __________ the southern states of China.
We needed a new cupboard for the kitchen.So Peter made __________ from some wood we had.
—You don’t seem to be quite yourself today,Jim? —I’m suffering from a cold.Nothing serious,__________.
_________ explanation is useful.
He received ten days’ __________ to leave the office because he was often late for work.