考点跟踪突破37 主谓一致
1．—How many girls are there in your class？(2014，烟台)
—__D__ them ________ over twenty.
A．A number of；are B．The number of；are
C．A number of；is D．The number of；is
2．It is said that __B__ of the water all over the world ________ polluted.(2014，赤峰)
A．two three；is B．two thirds；is
C．two thirds；are D．two thirds；has
