From March 13th, 2013, anyone under the age of 14 ______ go into Disney’s US parks alone.
_____number of the students in our class ______ 40. _______ number of them ______ sporty.
Of the two pens, the boy bought ______ expensive one at last.
He spoke very fast and very _____ people understood what he said.
You will find ______ useful to learn even a little English.
There are _______ people in Shanghai than in Wuxi.