12.______of the land in that district_____covered withtrees and grass.A.Two-fifth;is B.Two-fifth;are C Two-fifths;is D Two-fifths;are
________taller of the two girls is my daughter who was made ________monitor yesterday.
—How did she get infected? —She _______ the viruses without any protection.
The teacher told Tom to sit ______ in class.
________ at the party, I found Tina seated alone in the front row.
There was no lack_______ volunteers, but money.