We reached the station half a minute late,and with a sense of_______ （挫折）we saw our train disappear.
Water can________（改变）a desert into a garden.
The newspaper led a campaign against_________（不公正）to nonmembers of the union.
He hit me with a___________ （强有力的）blow when we met with each other.
The________________（压迫）of the people by the nobles caused the war.