One-third of the population here ______ increased its income in the past three years.
C. Has been
D. Have been
Verb Phrase ConjunctionEmbedded Questions Superlative AdjectivesPoetryEd and Ing EndingsSimple PastRegular Plural NounsTenses
Other quiz: Grammar
The girls _______ cutting the branches when they saw a snake.
How to use : Read the question carefully, then select one of the answers button.