A UN report says that the world population will pass six billion by the end of ____ century.
A. twentieth
B. twenty
C. the twentieth
D. the twentyth
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-How old is your daughter?-_________. We had a special party for her _________ birthday last week.
A. Ninth; ninth
B. Nine; nine
C. Ninth; nine
D. Nine; ninth
--- Do you mind telling us something about this area?--- Not at all. ________ of the land in this area _________ covered with trees and grass.
A. Two fifth, is
B. Two fifth, are
C. Two fifths, is
D. Two fifths, are
Almost _____ of the population of this cuntry is literate.
A. ninth-tenths
B. nine-tenth
C. nine-tenths
D. ninth-tenth
Professor White wrote a ___ report yesterday.
A. two-thousand-words
B. two-thousands-word
C. two-thousand-word
D. two-thunsands-words