It’s really difficult for Zhang Ling, ____ eight-year-old girl, to finish such _____ hard work.
—Which is________,the sun,the moon or the earth? —Of course the sun. A.smaller B.the smallest C.the biggest
—What’s the________of these vegetables? —It’s about 3 kilos.
The apples on this tree are bigger than________on that tree.
This book is________for students to read.
He thinks his hometown is________of all.