--- Each of the students, working hard at their lessons, ______ the book. --- So have I.
The old man never fails to help___ is in need of his help.
This dictionary, few pages ___are missing, is of great importance.
---It is a pity that you have ___from the company. After all, it is a well-paid job. ---There is nothing serious. I don’t like the way they____ me .
She is shorter than ____in her class.
The level of the river ___ 20 centimeters over the security line and ____must be taken to control the flood.