First aid is a temporary form of help to someone who suddenly falls ill or gets ——before a doctor can be found.
They put_______on the government to lower taxes and give laid-off workers necessary health care.
All Paul’s money had been ________,so he had to make a living by begging.
Though he failed in the experiment again and again, he didn’t______, and at last, he made it.
The plant is dead. I _____ it more water.
It is said that in Australia there is more land than the government knows _______.