Compared with the generation of our grandparents, who grew up in an age when people were _____ in almost every kind of materials, we should be content with the abundant supply.

the nurses want a pay increase, they want reduced hours as well.

tch was very good, and he 20percent down for it.

In the north people sometimes tie straw ropes (草绳) round the trees in winter to ______ them from the cold.

Everyone has periods in their lives __________ everything seems very hard.