My brother is _____boy. He is very like my father.
| A．a 18-year-old | B．an 18-years-old |
| C．an 18 years old | D．an 18-year-old |
Mo Yan is one of the ______ writers in the world now.
A. famous
B. more famous
C. most famous
T he history proves those islands belong ______ China.
A. to B. at C. on
—Look at the cloud! It looks like a rabbit.
—Wow. ______ beautiful!
A．what B. how a C. how
December is ______ month of the year.
A. twelve
B. the twelfth
C. the twelveth
—What can you see in my hand, Tony?
—I can see a book. ______ book is green.
A. A B. An C. The